ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/rxvt-unicode/src/screen.C

Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.219 by root, Mon Jan 9 23:00:07 2006 UTC vs.
Revision 1.302 by sasha, Wed Feb 6 16:44:47 2008 UTC

1	/*--------------------------------*-C-*--------------------------------------*	1	/*---------------------------------------------------------------------------*
2	* File: screen.C	2	* File: screen.C
3	*---------------------------------------------------------------------------*	3	*---------------------------------------------------------------------------*
4	*	4	*
5	* Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>	5	* Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6	* Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>	6	* Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com>
7	*	7	*
8	* This program is free software; you can redistribute it and/or modify	8	* This program is free software; you can redistribute it and/or modify
9	* it under the terms of the GNU General Public License as published by	9	* it under the terms of the GNU General Public License as published by
10	* the Free Software Foundation; either version 2 of the License, or	10	* the Free Software Foundation; either version 2 of the License, or
11	* (at your option) any later version.	11	* (at your option) any later version.
…		…
26		26
27	#include "../config.h" /* NECESSARY */	27	#include "../config.h" /* NECESSARY */
28	#include "rxvt.h" /* NECESSARY */	28	#include "rxvt.h" /* NECESSARY */
29	#include "rxvtperl.h" /* NECESSARY */	29	#include "rxvtperl.h" /* NECESSARY */
30		30
31	#include <X11/Xmd.h> /* get the typedef for CARD32 */
32
33	#include <inttypes.h>	31	#include <inttypes.h>
34		32
35	#include "salloc.C" // HACK, should be a seperate compile!	33	#include "salloc.C" // HACK, should be a seperate compile!
36		34
37	inline void fill_text (text_t *start, text_t value, int len)	35	static inline void fill_text (text_t *start, text_t value, int len)
38	{	36	{
39	while (len--)	37	while (len--)
40	*start++ = value;	38	*start++ = value;
41	}	39	}
42		40
…		…
47		45
48	/* ------------------------------------------------------------------------- *	46	/* ------------------------------------------------------------------------- *
49	* GENERAL SCREEN AND SELECTION UPDATE ROUTINES *	47	* GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
50	* ------------------------------------------------------------------------- */	48	* ------------------------------------------------------------------------- */
51	#define ZERO_SCROLLBACK() \	49	#define ZERO_SCROLLBACK() \
52	if (OPTION (Opt_scrollTtyOutput)) \	50	if (option (Opt_scrollTtyOutput)) \
53	view_start = 0	51	view_start = 0
54	#define CLEAR_SELECTION() \	52	#define CLEAR_SELECTION() \
55	selection.beg.row = selection.beg.col \	53	selection.beg.row = selection.beg.col \
56	= selection.end.row = selection.end.col = 0	54	= selection.end.row = selection.end.col = 0
57	#define CLEAR_ALL_SELECTION() \	55	#define CLEAR_ALL_SELECTION() \
…		…
89	/*	87	/*
90	* CLEAR_ROWS : clear <num> rows starting from row <row>	88	* CLEAR_ROWS : clear <num> rows starting from row <row>
91	* CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>	89	* CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
92	* ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour	90	* ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
93	*/	91	*/
94	#define drawBuffer vt
95
96	#define CLEAR_ROWS(row, num) \	92	#define CLEAR_ROWS(row, num) \
97	if (mapped) \	93	if (mapped) \
98	XClearArea (display->display, drawBuffer, 0, \	94	XClearArea (dpy, vt, 0, \
99	Row2Pixel (row), (unsigned int)width, \	95	Row2Pixel (row), (unsigned int)width, \
100	(unsigned int)Height2Pixel (num), False)	96	(unsigned int)Height2Pixel (num), False)
101		97
102	#define CLEAR_CHARS(x, y, num) \	98	#define CLEAR_CHARS(x, y, num) \
103	if (mapped) \	99	if (mapped) \
104	XClearArea (display->display, drawBuffer, x, y, \	100	XClearArea (dpy, vt, x, y, \
105	(unsigned int)Width2Pixel (num), \	101	(unsigned int)Width2Pixel (num), \
106	(unsigned int)Height2Pixel (1), False)	102	(unsigned int)Height2Pixel (1), False)
107		103
108	#define ERASE_ROWS(row, num) \	104	#define ERASE_ROWS(row, num) \
109	XFillRectangle (display->display, drawBuffer, gc, \	105	XFillRectangle (dpy, vt, gc, \
110	0, Row2Pixel (row), \	106	0, Row2Pixel (row), \
111	(unsigned int)width, \	107	(unsigned int)width, \
112	(unsigned int)Height2Pixel (num))	108	(unsigned int)Height2Pixel (num))
113		109
114	/* ------------------------------------------------------------------------- *	110	/* ------------------------------------------------------------------------- *
115	* SCREEN `COMMON' ROUTINES *	111	* SCREEN `COMMON' ROUTINES *
116	* ------------------------------------------------------------------------- */	112	* ------------------------------------------------------------------------- */
117		113
118	/* Fill part/all of a line with blanks. */	114	/* Fill part/all of a line with blanks. */
119	void	115	void
120	rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs)	116	rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
121	{	117	{
122	if (!l.t)	118	if (!l.t)
123	{	119	{
124	lalloc (l);	120	lalloc (l);
125	col = 0;	121	col = 0;
126	width = ncol;	122	width = ncol;
127	}	123	}
128		124
129	l.touch ();	125	l.touch ();
130		126
131	efs &= ~RS_baseattrMask;	127	efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
132	efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));	128	efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
133		129
134	text_t *et = l.t + col;	130	text_t *et = l.t + col;
135	rend_t *er = l.r + col;	131	rend_t *er = l.r + col;
136		132
…		…
142	}	138	}
143		139
144	/* ------------------------------------------------------------------------- */	140	/* ------------------------------------------------------------------------- */
145	/* Fill a full line with blanks - make sure it is allocated first */	141	/* Fill a full line with blanks - make sure it is allocated first */
146	void	142	void
147	rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs)	143	rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
148	{	144	{
149	scr_blank_line (l, 0, ncol, efs);	145	scr_blank_line (l, 0, ncol, efs);
150		146
151	l.l = 0;	147	l.l = 0;
152	l.f = 0;	148	l.f = 0;
…		…
161	{	157	{
162	#if ENABLE_OVERLAY	158	#if ENABLE_OVERLAY
163	scr_overlay_off ();	159	scr_overlay_off ();
164	#endif	160	#endif
165		161
		162	rvideo_mode = false;
166	view_start = 0;	163	view_start = 0;
167	num_scr = 0;	164	num_scr = 0;
168		165
169	if (ncol == 0)	166	if (ncol == 0)
170	ncol = 80;	167	ncol = 80;
…		…
173	nrow = 24;	170	nrow = 24;
174		171
175	if (ncol == prev_ncol && nrow == prev_nrow)	172	if (ncol == prev_ncol && nrow == prev_nrow)
176	return;	173	return;
177		174
		175	if (current_screen != PRIMARY)
		176	scr_swap_screen ();
		177
178	// we need at least two lines for wrapping to work correctly	178	// we need at least two lines for wrapping to work correctly
179	if (nrow + saveLines < 2)	179	while (nrow + saveLines < 2)
180	{	180	{
181	//TODO//FIXME	181	//TODO//FIXME
182	saveLines++;	182	saveLines++;
183	prev_nrow--;	183	prev_nrow--;
184	nsaved++;	184	top_row--;
185	}	185	}
186		186
187	want_refresh = 1;	187	want_refresh = 1;
188		188
189	int prev_total_rows = prev_nrow + saveLines;	189	int prev_total_rows = prev_nrow + saveLines;
…		…
195	if (!row_buf)	195	if (!row_buf)
196	{	196	{
197	/*	197	/*
198	* first time called so just malloc everything: don't rely on realloc	198	* first time called so just malloc everything: don't rely on realloc
199	*/	199	*/
200	nsaved = 0; /* no saved lines */	200	top_row = 0;
201	term_start = 0;	201	term_start = 0;
202		202
203	talloc = new rxvt_salloc (ncol * sizeof (text_t));	203	talloc = new rxvt_salloc (ncol * sizeof (text_t));
204	ralloc = new rxvt_salloc (ncol * sizeof (rend_t));	204	ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
205		205
…		…
234	selection.text = NULL;	234	selection.text = NULL;
235	selection.len = 0;	235	selection.len = 0;
236	selection.op = SELECTION_CLEAR;	236	selection.op = SELECTION_CLEAR;
237	selection.screen = PRIMARY;	237	selection.screen = PRIMARY;
238	selection.clicks = 0;	238	selection.clicks = 0;
239	CLEAR_ALL_SELECTION ();
240	rvideo = 0;
241	}	239	}
242	else	240	else
243	{	241	{
244	/*	242	/*
245	* add or delete rows as appropriate	243	* add or delete rows as appropriate
…		…
274	drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);	272	drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
275	}	273	}
276		274
277	line_t *old_buf = row_buf;	275	line_t *old_buf = row_buf;
278	row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));	276	row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
279		277
280	int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row	278	int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
281	int pend = MOD (term_start - nsaved , prev_total_rows);	279	int pend = MOD (term_start + top_row , prev_total_rows);
282	int q = total_rows; // rewrapped row	280	int q = total_rows; // rewrapped row
283		281
284	if (nsaved)	282	if (top_row)
285	{	283	{
286	// re-wrap lines, this is rather ugly, possibly because I am too dumb	284	// Re-wrap lines. This is rather ugly, possibly because I am too dumb
287	// to come up with a lean and mean algorithm.	285	// to come up with a lean and mean algorithm.
288		286
289	row_col_t ocur = screen.cur;	287	row_col_t ocur = screen.cur;
290	ocur.row = MOD (term_start + ocur.row, prev_total_rows);	288	ocur.row = MOD (term_start + ocur.row, prev_total_rows);
291		289
…		…
325	qline->l = ncol;	323	qline->l = ncol;
326	qline->is_longer (1);	324	qline->is_longer (1);
327		325
328	int qcol = 0;	326	int qcol = 0;
329		327
		328	// see below for cursor adjustment rationale
		329	if (p == ocur.row)
		330	screen.cur.row = q - (total_rows - nrow);
		331
330	// fill a single destination line	332	// fill a single destination line
331	while (lofs < llen && qcol < ncol)	333	while (lofs < llen && qcol < ncol)
332	{	334	{
333	int prow = lofs / prev_ncol;	335	int prow = lofs / prev_ncol;
334	int pcol = lofs % prev_ncol;	336	int pcol = lofs % prev_ncol;
…		…
344		346
345	line_t &pline = old_buf [prow];	347	line_t &pline = old_buf [prow];
346		348
347	int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);	349	int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
348		350
349	assert (len);
350	assert (pline.t);
351
352	memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));	351	memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
353	memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));	352	memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
354		353
355	lofs += len;	354	lofs += len;
356	qcol += len;	355	qcol += len;
…		…
362	scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);	361	scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
363	}	362	}
364	while (p != pend && q > 0);	363	while (p != pend && q > 0);
365		364
366	term_start = total_rows - nrow;	365	term_start = total_rows - nrow;
367	nsaved = term_start - q;	366	top_row = q - term_start;
368		367
369	// make sure all terminal lines exist	368	// make sure all terminal lines exist
370	while (nsaved < 0)	369	while (top_row > 0)
371	scr_blank_screen_mem (ROW (-++nsaved), DEFAULT_RSTYLE);	370	scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
372	}	371	}
373	else	372	else
374	{	373	{
375	// if no scrollback exists (yet), wing, instead of wrap	374	// if no scrollback exists (yet), wing, instead of wrap
376		375
377	for (int row = min (nrow, prev_nrow); row--; )	376	for (int row = min (nrow, prev_nrow); row--; )
378	{	377	{
379	line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];	378	line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
380	line_t &qline = row_buf [row];	379	line_t &qline = row_buf [row];
381		380
…		…
389	}	388	}
390		389
391	term_start = 0;	390	term_start = 0;
392	}	391	}
393		392
394	#ifdef DEBUG_STRICT //TODO: remove
395	for (int i = -nsaved; i < nrow; i++)
396	assert (ROW (i).t);
397	#endif
398
399	free (old_buf);	393	free (old_buf);
400	delete old_ta;	394	delete old_ta;
401	delete old_ra;	395	delete old_ra;
402		396
403	clamp_it (screen.cur.row, 0, nrow - 1);	397	clamp_it (screen.cur.row, 0, nrow - 1);
404	clamp_it (screen.cur.col, 0, ncol - 1);	398	clamp_it (screen.cur.col, 0, ncol - 1);
405		399
406	if (tabs)
407	free (tabs);	400	free (tabs);
408	}	401	}
		402
		403	CLEAR_ALL_SELECTION ();
409		404
410	prev_nrow = nrow;	405	prev_nrow = nrow;
411	prev_ncol = ncol;	406	prev_ncol = ncol;
412		407
413	tabs = (char *)rxvt_malloc (ncol * sizeof (char));	408	tabs = (char *)rxvt_malloc (ncol);
414		409
415	for (int col = ncol; col--; )	410	for (int col = ncol; --col; )
416	tabs [col] = col % TABSIZE == 0;	411	tabs [col] = col % TABSIZE == 0;
417		412
		413	if (current_screen != PRIMARY)
		414	scr_swap_screen ();
		415
418	tt_winch ();	416	tt_winch ();
419		417
420	HOOK_INVOKE ((this, HOOK_RESET, DT_END));	418	HOOK_INVOKE ((this, HOOK_RESET, DT_END));
421	}	419	}
422		420
423	/* ------------------------------------------------------------------------- */	421	/* ------------------------------------------------------------------------- */
424	/*	422	/*
425	* Free everything. That way malloc debugging can find leakage.	423	* Free everything. That way malloc debugging can find leakage.
426	*/	424	*/
427	void	425	void
428	rxvt_term::scr_release ()	426	rxvt_term::scr_release () NOTHROW
429	{	427	{
		428	if (row_buf)
		429	{
430	delete talloc; talloc = 0;	430	delete talloc; talloc = 0;
431	delete ralloc; ralloc = 0;	431	delete ralloc; ralloc = 0;
432		432
433	free (row_buf);	433	free (row_buf);
434	free (swap_buf);	434	free (swap_buf);
435	free (drawn_buf);	435	free (drawn_buf);
436	free (tabs);	436	free (tabs);
437		437
438	row_buf = 0; // signal that we freed all the arrays	438	row_buf = 0; // signal that we freed all the arrays
		439	}
439	}	440	}
440		441
441	/* ------------------------------------------------------------------------- */	442	/* ------------------------------------------------------------------------- */
442	/*	443	/*
443	* Hard reset	444	* Hard reset
…		…
448	scr_release ();	449	scr_release ();
449	prev_nrow = prev_ncol = 0;	450	prev_nrow = prev_ncol = 0;
450	scr_reset ();	451	scr_reset ();
451		452
452	scr_clear (true);	453	scr_clear (true);
453	scr_refresh (SLOW_REFRESH);	454	scr_refresh ();
454	}	455	}
455		456
456	/* ------------------------------------------------------------------------- *	457	/* ------------------------------------------------------------------------- *
457	* PROCESS SCREEN COMMANDS *	458	* PROCESS SCREEN COMMANDS *
458	* ------------------------------------------------------------------------- */	459	* ------------------------------------------------------------------------- */
…		…
460	* Save and Restore cursor	461	* Save and Restore cursor
461	* XTERM_SEQ: Save cursor : ESC 7	462	* XTERM_SEQ: Save cursor : ESC 7
462	* XTERM_SEQ: Restore cursor: ESC 8	463	* XTERM_SEQ: Restore cursor: ESC 8
463	*/	464	*/
464	void	465	void
465	rxvt_term::scr_cursor (int mode)	466	rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
466	{	467	{
467	screen_t *s;	468	screen_t *s;
468		469
469	#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)	470	#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
470	if (current_screen == SECONDARY)	471	if (current_screen == SECONDARY)
…		…
502	assert (s->cur.row >= 0);	503	assert (s->cur.row >= 0);
503	assert (s->cur.col >= 0);	504	assert (s->cur.col >= 0);
504	#endif	505	#endif
505	}	506	}
506		507
		508	void
		509	rxvt_term::scr_swap_screen ()
		510	{
		511	if (!option (Opt_secondaryScreen))
		512	return;
		513
		514	for (int i = prev_nrow; i--; )
		515	::swap (ROW(i), swap_buf [i]);
		516
		517	::swap (screen.cur, swap.cur);
		518
		519	screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
		520	screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
		521	}
		522
507	/* ------------------------------------------------------------------------- */	523	/* ------------------------------------------------------------------------- */
508	/*	524	/*
509	* Swap between primary and secondary screens	525	* Swap between primary and secondary screens
510	* XTERM_SEQ: Primary screen : ESC [ ? 4 7 h	526	* XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
511	* XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l	527	* XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
512	*/	528	*/
513	int	529	void
514	rxvt_term::scr_change_screen (int scrn)	530	rxvt_term::scr_change_screen (int scrn)
515	{	531	{
		532	if (scrn == current_screen)
		533	return;
		534
516	want_refresh = 1;	535	want_refresh = 1;
517	view_start = 0;	536	view_start = 0;
518		537
519	if (current_screen == scrn)
520	return scrn;
521
522	selection_check (2); /* check for boundary cross */	538	selection_check (2); /* check for boundary cross */
523		539
524	int i = current_screen; current_screen = scrn; scrn = i;	540	int i = current_screen; current_screen = scrn; scrn = i;
525		541
526	::swap (screen.cur.row, swap.cur.row);
527	::swap (screen.cur.col, swap.cur.col);
528
529	screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
530	screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
531
532	#if NSCREENS	542	#if NSCREENS
533	if (OPTION (Opt_secondaryScreen))	543	if (option (Opt_secondaryScreen))
534	{	544	{
535	num_scr = 0;	545	num_scr = 0;
536		546
537	for (int i = prev_nrow; i--; )	547	scr_swap_screen ();
538	::swap (ROW(i), swap_buf [i]);
539		548
540	::swap (screen.charset, swap.charset);	549	::swap (screen.charset, swap.charset);
541	::swap (screen.flags, swap.flags);	550	::swap (screen.flags, swap.flags);
542	screen.flags |= Screen_VisibleCursor;	551	screen.flags |= Screen_VisibleCursor;
543	swap.flags |= Screen_VisibleCursor;	552	swap.flags |= Screen_VisibleCursor;
544	}	553	}
545	else	554	else
546	#endif	555	#endif
547	if (OPTION (Opt_secondaryScroll))	556	if (option (Opt_secondaryScroll))
548	scr_scroll_text (0, prev_nrow - 1, prev_nrow);	557	scr_scroll_text (0, prev_nrow - 1, prev_nrow);
549
550	return scrn;
551	}	558	}
552		559
553	// clear WrapNext indicator, solidifying position on next line	560	// clear WrapNext indicator, solidifying position on next line
554	void	561	void
555	rxvt_term::scr_do_wrap ()	562	rxvt_term::scr_do_wrap () NOTHROW
556	{	563	{
557	if (!(screen.flags & Screen_WrapNext))	564	if (!(screen.flags & Screen_WrapNext))
558	return;	565	return;
559		566
560	screen.flags &= ~Screen_WrapNext;	567	screen.flags &= ~Screen_WrapNext;
…		…
570	/* ------------------------------------------------------------------------- */	577	/* ------------------------------------------------------------------------- */
571	/*	578	/*
572	* Change the colour for following text	579	* Change the colour for following text
573	*/	580	*/
574	void	581	void
575	rxvt_term::scr_color (unsigned int color, int fgbg)	582	rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
576	{	583	{
577	if (color > maxTermCOLOR)	584	if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
578	color = fgbg;	585	color = fgbg;
579		586
580	if (fgbg == Color_fg)	587	if (fgbg == Color_fg)
581	rstyle = SET_FGCOLOR (rstyle, color);	588	rstyle = SET_FGCOLOR (rstyle, color);
582	else	589	else
…		…
586	/* ------------------------------------------------------------------------- */	593	/* ------------------------------------------------------------------------- */
587	/*	594	/*
588	* Change the rendition style for following text	595	* Change the rendition style for following text
589	*/	596	*/
590	void	597	void
591	rxvt_term::scr_rendition (int set, int style)	598	rxvt_term::scr_rendition (int set, int style) NOTHROW
592	{	599	{
593	if (set)	600	if (set)
594	rstyle |= style;	601	rstyle |= style;
595	else if (style == ~RS_None)	602	else if (style == ~RS_None)
596	rstyle = DEFAULT_RSTYLE;	603	rstyle = DEFAULT_RSTYLE;
597	else	604	else
598	rstyle &= ~style;	605	rstyle &= ~style;
599	}	606	}
600		607
601	/* ------------------------------------------------------------------------- */	608	/* ------------------------------------------------------------------------- */
602	/*	609	/*
603	* Scroll text between <row1> and <row2> inclusive, by <count> lines	610	* Scroll text between <row1> and <row2> inclusive, by <count> lines
604	* count positive ==> scroll up	611	* count positive ==> scroll up
605	* count negative ==> scroll down	612	* count negative ==> scroll down
606	*/	613	*/
607	int	614	int
608	rxvt_term::scr_scroll_text (int row1, int row2, int count)	615	rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
609	{	616	{
610	if (count == 0 || (row1 > row2))	617	if (count == 0 || (row1 > row2))
611	return 0;	618	return 0;
612		619
613	want_refresh = 1;	620	want_refresh = 1;
614	num_scr += count;	621	num_scr += count;
615		622
616	if (count > 0	623	if (count > 0
617	&& row1 == 0	624	&& row1 == 0
618	&& row2 == nrow - 1
619	&& (current_screen == PRIMARY || OPTION (Opt_secondaryScroll)))	625	&& (current_screen == PRIMARY || option (Opt_secondaryScroll)))
620	{	626	{
621	nsaved = min (nsaved + count, saveLines);	627	top_row = max (top_row - count, -saveLines);
622		628
623	HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, nsaved, DT_END));	629	// scroll everything up 'count' lines
624
625	term_start = (term_start + count) % total_rows;	630	term_start = (term_start + count) % total_rows;
626		631
		632	// sever bottommost line
		633	{
		634	line_t &l = ROW(row2 - count);
		635	l.is_longer (0);
		636	l.touch ();
		637	}
		638
		639	// erase newly scrolled-in lines
		640	for (int i = count; i--; )
		641	{
		642	line_t &l = ROW(nrow - 1 - i);
		643
		644	// optimize if already cleared, can be significant on slow machines
		645	// could be rolled into scr_blank_screen_mem
		646	if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
		647	{
		648	scr_blank_line (l, 0, l.l, rstyle);
		649	l.l = 0;
		650	l.f = 0;
		651	}
		652	else
		653	scr_blank_screen_mem (l, rstyle);
		654	}
		655
		656	// now copy lines below the scroll region bottom to the
		657	// bottom of the screen again, so they look as if they
		658	// hadn't moved.
		659	for (int i = nrow; --i > row2; )
		660	{
		661	line_t &l1 = ROW(i - count);
		662	line_t &l2 = ROW(i);
		663
		664	::swap (l1, l2);
		665	l2.touch ();
		666	}
		667
		668	// move and/or clear selection, if any
627	if (selection.op && current_screen == selection.screen)	669	if (selection.op && current_screen == selection.screen)
628	{	670	{
629	selection.beg.row -= count;	671	selection.beg.row -= count;
630	selection.end.row -= count;	672	selection.end.row -= count;
631	selection.mark.row -= count;	673	selection.mark.row -= count;
632		674
633	if (selection.beg.row < -nsaved	675	if (selection.beg.row < top_row
634	|| selection.end.row < -nsaved	676	|| selection.end.row < top_row
635	|| selection.mark.row < -nsaved)	677	|| selection.mark.row < top_row)
636	{	678	{
637	CLEAR_ALL_SELECTION ();	679	CLEAR_ALL_SELECTION ();
638	selection.op = SELECTION_CLEAR;	680	selection.op = SELECTION_CLEAR;
639	}	681	}
640	}	682	}
641		683
642	for (int i = count; i--; )	684	// finally move the view window, if desired
643	{
644	// basically thi is a slightly optimized scr_blank_screen_mem
645	// it is worth the effort on slower machines
646	line_t &l = ROW(row2 - i);
647
648	scr_blank_line (l, 0, l.l, rstyle);
649
650	l.l = 0;
651	l.f = 0;
652	}
653
654	if (OPTION (Opt_scrollWithBuffer)	685	if (option (Opt_scrollWithBuffer)
655	&& view_start != 0	686	&& view_start != 0
656	&& view_start != saveLines)	687	&& view_start != -saveLines)
657	scr_page (UP, count);	688	scr_page (UP, count);
		689
		690	if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
		691	HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
658	}	692	}
659	else	693	else
660	{	694	{
661	if (selection.op && current_screen == selection.screen)	695	if (selection.op && current_screen == selection.screen)
662	{	696	{
…		…
674	{	708	{
675	/* move selected region too */	709	/* move selected region too */
676	selection.beg.row -= count;	710	selection.beg.row -= count;
677	selection.end.row -= count;	711	selection.end.row -= count;
678	selection.mark.row -= count;	712	selection.mark.row -= count;
679		713
680	selection_check (0);	714	selection_check (0);
681	}	715	}
682	}	716	}
683		717
684	// use a simple and robust scrolling algorithm, this	718	// use a simple and robust scrolling algorithm, this
…		…
708	/* ------------------------------------------------------------------------- */	742	/* ------------------------------------------------------------------------- */
709	/*	743	/*
710	* Add text given in <str> of length <len> to screen struct	744	* Add text given in <str> of length <len> to screen struct
711	*/	745	*/
712	void	746	void
713	rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines)	747	rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
714	{	748	{
715	if (len <= 0) /* sanity */	749	if (len <= 0) /* sanity */
716	return;	750	return;
717		751
718	unsigned char checksel;	752	unsigned char checksel;
…		…
724	ZERO_SCROLLBACK ();	758	ZERO_SCROLLBACK ();
725		759
726	if (minlines > 0)	760	if (minlines > 0)
727	{	761	{
728	minlines += screen.cur.row - screen.bscroll;	762	minlines += screen.cur.row - screen.bscroll;
		763	min_it (minlines, screen.cur.row - top_row);
729		764
730	if (minlines > 0	765	if (minlines > 0
731	&& screen.tscroll == 0	766	&& screen.tscroll == 0
732	&& screen.bscroll == nrow - 1)	767	&& screen.bscroll == nrow - 1)
733	{	768	{
…		…
738	}	773	}
739		774
740	#ifdef DEBUG_STRICT	775	#ifdef DEBUG_STRICT
741	assert (screen.cur.col < ncol);	776	assert (screen.cur.col < ncol);
742	assert (screen.cur.row < nrow	777	assert (screen.cur.row < nrow
743	&& screen.cur.row >= -nsaved);	778	&& screen.cur.row >= top_row);
744	#endif	779	#endif
745	int row = screen.cur.row;	780	int row = screen.cur.row;
746		781
747	checksel = selection.op && current_screen == selection.screen ? 1 : 0;	782	checksel = selection.op && current_screen == selection.screen ? 1 : 0;
748		783
…		…
794	CLEAR_SELECTION ();	829	CLEAR_SELECTION ();
795	}	830	}
796		831
797	if (screen.flags & Screen_WrapNext)	832	if (screen.flags & Screen_WrapNext)
798	{	833	{
		834	scr_do_wrap ();
		835
799	max_it (line->l, ncol);	836	line->l = ncol;
800	line->is_longer (1);	837	line->is_longer (1);
801		838
802	scr_do_wrap ();
803
804	row = screen.cur.row;	839	row = screen.cur.row;
805	line = &ROW(row); /* _must_ refresh */	840	line = &ROW(row); /* _must_ refresh */
806	}	841	}
807		842
808	// some utf-8 decoders "decode" surrogate characters: let's fix this.	843	// some utf-8 decoders "decode" surrogate characters: let's fix this.
809	if (IN_RANGE_INC (c, 0xd800, 0xdfff))	844	if (IN_RANGE_INC (c, 0xd800, 0xdfff))
810	c = 0xfffd;	845	c = 0xfffd;
811		846
812	// rely on wcwidth to tell us the character width, at least for non-latin1	847	// rely on wcwidth to tell us the character width, do wcwidth before
813	// do wcwidth before further replacements, as wcwidth might return -1	848	// further replacements, as wcwidth might return -1 for the line
814	// for the line drawing characters below as they might be invalid in the current	849	// drawing characters below as they might be invalid in the current
815	// locale.	850	// locale.
816	int width = c < 0x100 ? 1 : wcwidth (c);	851	int width = WCWIDTH (c);
817		852
818	if (charsets [screen.charset] == '0') // DEC SPECIAL	853	if (charsets [screen.charset] == '0') // DEC SPECIAL
819	{	854	{
820	// vt100 special graphics and line drawing	855	// vt100 special graphics and line drawing
821	// 5f-7e standard vt100	856	// 5f-7e standard vt100
…		…
972	/*	1007	/*
973	* Process Backspace. Move back the cursor back a position, wrap if have to	1008	* Process Backspace. Move back the cursor back a position, wrap if have to
974	* XTERM_SEQ: CTRL-H	1009	* XTERM_SEQ: CTRL-H
975	*/	1010	*/
976	void	1011	void
977	rxvt_term::scr_backspace ()	1012	rxvt_term::scr_backspace () NOTHROW
978	{	1013	{
979	want_refresh = 1;
980
981	if (screen.cur.col == 0)	1014	if (screen.cur.col == 0)
982	{	1015	{
983	if (screen.cur.row > 0)	1016	if (screen.cur.row > 0)
984	{	1017	{
985	#ifdef TERMCAP_HAS_BW	1018	#ifdef TERMCAP_HAS_BW
986	screen.cur.col = ncol - 1;	1019	screen.cur.col = ncol - 1;
987	screen.cur.row--;	1020	--screen.cur.row;
988	return;	1021
		1022	want_refresh = 1;
989	#endif	1023	#endif
990	}	1024	}
991	}	1025	}
992	else if (!(screen.flags & Screen_WrapNext))	1026	else
993	scr_gotorc (0, -1, RELATIVE);	1027	scr_gotorc (0, -1, RELATIVE);
994
995	screen.flags &= ~Screen_WrapNext;
996	}	1028	}
997		1029
998	/* ------------------------------------------------------------------------- */	1030	/* ------------------------------------------------------------------------- */
999	/*	1031	/*
1000	* Process Horizontal Tab	1032	* Process Horizontal Tab
1001	* count: +ve = forward; -ve = backwards	1033	* count: +ve = forward; -ve = backwards
1002	* XTERM_SEQ: CTRL-I	1034	* XTERM_SEQ: CTRL-I
1003	*/	1035	*/
1004	void	1036	void
1005	rxvt_term::scr_tab (int count, bool ht)	1037	rxvt_term::scr_tab (int count, bool ht) NOTHROW
1006	{	1038	{
1007	int i, x;	1039	int i, x;
1008		1040
1009	want_refresh = 1;	1041	want_refresh = 1;
1010	i = x = screen.cur.col;	1042	i = x = screen.cur.col;
…		…
1023	x = i;	1055	x = i;
1024		1056
1025	if (!--count)	1057	if (!--count)
1026	break;	1058	break;
1027	}	1059	}
1028	else	1060	else
1029	ht &= l.t[i] == ' '	1061	ht &= l.t[i] == ' '
1030	&& RS_SAME (l.r[i], base_rend);	1062	&& RS_SAME (l.r[i], base_rend);
1031		1063
1032	if (count)	1064	if (count)
1033	x = ncol - 1;	1065	x = ncol - 1;
1034		1066
1035	// store horizontal tab commands as characters inside the text	1067	// store horizontal tab commands as characters inside the text
1036	// buffer so they can be selected and pasted.	1068	// buffer so they can be selected and pasted.
1037	if (ht && OPTION (Opt_pastableTabs))	1069	if (ht && option (Opt_pastableTabs))
1038	{	1070	{
1039	base_rend = SET_FONT (base_rend, 0);	1071	base_rend = SET_FONT (base_rend, 0);
1040		1072
1041	l.touch (x);	1073	l.touch (x);
1042		1074
…		…
1075	* Process DEC Back Index	1107	* Process DEC Back Index
1076	* XTERM_SEQ: ESC 6	1108	* XTERM_SEQ: ESC 6
1077	* Move cursor left in row. If we're at the left boundary, shift everything	1109	* Move cursor left in row. If we're at the left boundary, shift everything
1078	* in that row right. Clear left column.	1110	* in that row right. Clear left column.
1079	*/	1111	*/
1080	#if ENABLE_FRILLS	1112	#if !ENABLE_MINIMAL
1081	void	1113	void
1082	rxvt_term::scr_backindex ()	1114	rxvt_term::scr_backindex () NOTHROW
1083	{	1115	{
1084	if (screen.cur.col > 0)	1116	if (screen.cur.col > 0)
1085	scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);	1117	scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1086	else	1118	else
1087	scr_insdel_chars (1, INSERT);	1119	scr_insdel_chars (1, INSERT);
…		…
1092	* Process DEC Forward Index	1124	* Process DEC Forward Index
1093	* XTERM_SEQ: ESC 9	1125	* XTERM_SEQ: ESC 9
1094	* Move cursor right in row. If we're at the right boundary, shift everything	1126	* Move cursor right in row. If we're at the right boundary, shift everything
1095	* in that row left. Clear right column.	1127	* in that row left. Clear right column.
1096	*/	1128	*/
1097	#if ENABLE_FRILLS	1129	#if !ENABLE_MINIMAL
1098	void	1130	void
1099	rxvt_term::scr_forwardindex ()	1131	rxvt_term::scr_forwardindex () NOTHROW
1100	{	1132	{
1101	if (screen.cur.col < ncol - 1)	1133	if (screen.cur.col < ncol - 1)
1102	scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);	1134	scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1103	else	1135	else
1104	{	1136	{
…		…
1117	/* ------------------------------------------------------------------------- */	1149	/* ------------------------------------------------------------------------- */
1118	/*	1150	/*
1119	* Goto Row/Column	1151	* Goto Row/Column
1120	*/	1152	*/
1121	void	1153	void
1122	rxvt_term::scr_gotorc (int row, int col, int relative)	1154	rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1123	{	1155	{
1124	want_refresh = 1;	1156	want_refresh = 1;
1125	ZERO_SCROLLBACK ();	1157	ZERO_SCROLLBACK ();
1126		1158
1127	screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;	1159	screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
…		…
1149	}	1181	}
1150	}	1182	}
1151	else	1183	else
1152	{	1184	{
1153	if (screen.flags & Screen_Relative)	1185	if (screen.flags & Screen_Relative)
		1186	{
1154	{ /* relative origin mode */	1187	/* relative origin mode */
1155	screen.cur.row = row + screen.tscroll;	1188	screen.cur.row = row + screen.tscroll;
1156	min_it (screen.cur.row, screen.bscroll);	1189	min_it (screen.cur.row, screen.bscroll);
1157	}	1190	}
1158	else	1191	else
1159	screen.cur.row = row;	1192	screen.cur.row = row;
…		…
1165	/* ------------------------------------------------------------------------- */	1198	/* ------------------------------------------------------------------------- */
1166	/*	1199	/*
1167	* direction should be UP or DN	1200	* direction should be UP or DN
1168	*/	1201	*/
1169	void	1202	void
1170	rxvt_term::scr_index (enum page_dirn direction)	1203	rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1171	{	1204	{
1172	int dirn;	1205	int dirn;
1173		1206
1174	want_refresh = 1;	1207	want_refresh = 1;
1175	ZERO_SCROLLBACK ();	1208	ZERO_SCROLLBACK ();
…		…
1194	* XTERM_SEQ: Clear line to right: ESC [ 0 K	1227	* XTERM_SEQ: Clear line to right: ESC [ 0 K
1195	* XTERM_SEQ: Clear line to left : ESC [ 1 K	1228	* XTERM_SEQ: Clear line to left : ESC [ 1 K
1196	* XTERM_SEQ: Clear whole line : ESC [ 2 K	1229	* XTERM_SEQ: Clear whole line : ESC [ 2 K
1197	*/	1230	*/
1198	void	1231	void
1199	rxvt_term::scr_erase_line (int mode)	1232	rxvt_term::scr_erase_line (int mode) NOTHROW
1200	{	1233	{
1201	unsigned int col, num;	1234	unsigned int col, num;
1202		1235
1203	want_refresh = 1;	1236	want_refresh = 1;
1204	ZERO_SCROLLBACK ();	1237	ZERO_SCROLLBACK ();
…		…
1248	* XTERM_SEQ: Clear screen after cursor : ESC [ 0 J	1281	* XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1249	* XTERM_SEQ: Clear screen before cursor: ESC [ 1 J	1282	* XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1250	* XTERM_SEQ: Clear whole screen : ESC [ 2 J	1283	* XTERM_SEQ: Clear whole screen : ESC [ 2 J
1251	*/	1284	*/
1252	void	1285	void
1253	rxvt_term::scr_erase_screen (int mode)	1286	rxvt_term::scr_erase_screen (int mode) NOTHROW
1254	{	1287	{
1255	int num;	1288	int num;
1256	int32_t row;	1289	int32_t row;
1257	rend_t ren;	1290	rend_t ren;
1258	XGCValues gcvalue;	1291	XGCValues gcvalue;
…		…
1303	}	1336	}
1304	else	1337	else
1305	{	1338	{
1306	ren = rstyle & (RS_fgMask | RS_bgMask);	1339	ren = rstyle & (RS_fgMask | RS_bgMask);
1307	gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];	1340	gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1308	XChangeGC (display->display, gc, GCForeground, &gcvalue);	1341	XChangeGC (dpy, gc, GCForeground, &gcvalue);
1309	ERASE_ROWS (row, num);	1342	ERASE_ROWS (row, num);
1310	gcvalue.foreground = pix_colors[Color_fg];	1343	gcvalue.foreground = pix_colors[Color_fg];
1311	XChangeGC (display->display, gc, GCForeground, &gcvalue);	1344	XChangeGC (dpy, gc, GCForeground, &gcvalue);
1312	}	1345	}
1313		1346
1314	for (; num--; row++)	1347	for (; num--; row++)
1315	{	1348	{
1316	scr_blank_screen_mem (ROW(row), rstyle);	1349	scr_blank_screen_mem (ROW(row), rstyle);
1317	scr_blank_line (drawn_buf [row], 0, ncol, ren);	1350	scr_blank_line (drawn_buf [row], 0, ncol, ren);
1318	}	1351	}
1319	}	1352	}
1320		1353
1321	#if ENABLE_FRILLS	1354	#if !ENABLE_MINIMAL
1322	void	1355	void
1323	rxvt_term::scr_erase_savelines ()	1356	rxvt_term::scr_erase_savelines () NOTHROW
1324	{	1357	{
1325	want_refresh = 1;	1358	want_refresh = 1;
1326	ZERO_SCROLLBACK ();	1359	ZERO_SCROLLBACK ();
1327		1360
1328	nsaved = 0;	1361	top_row = 0;
1329	}	1362	}
1330	#endif	1363	#endif
1331		1364
1332	/* ------------------------------------------------------------------------- */	1365	/* ------------------------------------------------------------------------- */
1333	/*	1366	/*
1334	* Fill the screen with `E's	1367	* Fill the screen with `E's
1335	* XTERM_SEQ: Screen Alignment Test: ESC # 8	1368	* XTERM_SEQ: Screen Alignment Test: ESC # 8
1336	*/	1369	*/
1337	void	1370	void
1338	rxvt_term::scr_E ()	1371	rxvt_term::scr_E () NOTHROW
1339	{	1372	{
1340	rend_t fs;	1373	rend_t fs;
1341		1374
1342	want_refresh = 1;	1375	want_refresh = 1;
1343	ZERO_SCROLLBACK ();	1376	ZERO_SCROLLBACK ();
…		…
1364	/* ------------------------------------------------------------------------- */	1397	/* ------------------------------------------------------------------------- */
1365	/*	1398	/*
1366	* Insert/Delete <count> lines	1399	* Insert/Delete <count> lines
1367	*/	1400	*/
1368	void	1401	void
1369	rxvt_term::scr_insdel_lines (int count, int insdel)	1402	rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1370	{	1403	{
1371	int end;	1404	int end;
1372		1405
1373	ZERO_SCROLLBACK ();	1406	ZERO_SCROLLBACK ();
1374		1407
…		…
1394	/* ------------------------------------------------------------------------- */	1427	/* ------------------------------------------------------------------------- */
1395	/*	1428	/*
1396	* Insert/Delete <count> characters from the current position	1429	* Insert/Delete <count> characters from the current position
1397	*/	1430	*/
1398	void	1431	void
1399	rxvt_term::scr_insdel_chars (int count, int insdel)	1432	rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1400	{	1433	{
1401	int col, row;	1434	int col, row;
1402	rend_t tr;	1435	rend_t tr;
1403		1436
1404	want_refresh = 1;	1437	want_refresh = 1;
…		…
1435	{	1468	{
1436	if (selection.end.row != screen.cur.row	1469	if (selection.end.row != screen.cur.row
1437	|| (selection.end.col + count >= ncol))	1470	|| (selection.end.col + count >= ncol))
1438	CLEAR_SELECTION ();	1471	CLEAR_SELECTION ();
1439	else	1472	else
		1473	{
1440	{ /* shift selection */	1474	/* shift selection */
1441	selection.beg.col += count;	1475	selection.beg.col += count;
1442	selection.mark.col += count; /* XXX: yes? */	1476	selection.mark.col += count; /* XXX: yes? */
1443	selection.end.col += count;	1477	selection.end.col += count;
1444	}	1478	}
1445	}	1479	}
…		…
1492	/*	1526	/*
1493	* Set the scrolling region	1527	* Set the scrolling region
1494	* XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r	1528	* XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1495	*/	1529	*/
1496	void	1530	void
1497	rxvt_term::scr_scroll_region (int top, int bot)	1531	rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1498	{	1532	{
1499	max_it (top, 0);	1533	max_it (top, 0);
1500	min_it (bot, nrow - 1);	1534	min_it (bot, nrow - 1);
1501		1535
1502	if (top > bot)	1536	if (top > bot)
…		…
1512	* Make the cursor visible/invisible	1546	* Make the cursor visible/invisible
1513	* XTERM_SEQ: Make cursor visible : ESC [ ? 25 h	1547	* XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1514	* XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l	1548	* XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1515	*/	1549	*/
1516	void	1550	void
1517	rxvt_term::scr_cursor_visible (int mode)	1551	rxvt_term::scr_cursor_visible (int mode) NOTHROW
1518	{	1552	{
1519	want_refresh = 1;	1553	want_refresh = 1;
1520		1554
1521	if (mode)	1555	if (mode)
1522	screen.flags |= Screen_VisibleCursor;	1556	screen.flags |= Screen_VisibleCursor;
…		…
1529	* Set/unset automatic wrapping	1563	* Set/unset automatic wrapping
1530	* XTERM_SEQ: Set Wraparound : ESC [ ? 7 h	1564	* XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1531	* XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l	1565	* XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1532	*/	1566	*/
1533	void	1567	void
1534	rxvt_term::scr_autowrap (int mode)	1568	rxvt_term::scr_autowrap (int mode) NOTHROW
1535	{	1569	{
1536	if (mode)	1570	if (mode)
1537	screen.flags |= Screen_Autowrap;	1571	screen.flags |= Screen_Autowrap;
1538	else	1572	else
1539	screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);	1573	screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
…		…
1548	* and the cursor cannot be moved outside.	1582	* and the cursor cannot be moved outside.
1549	* XTERM_SEQ: Set Absolute: ESC [ ? 6 h	1583	* XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1550	* XTERM_SEQ: Set Relative: ESC [ ? 6 l	1584	* XTERM_SEQ: Set Relative: ESC [ ? 6 l
1551	*/	1585	*/
1552	void	1586	void
1553	rxvt_term::scr_relative_origin (int mode)	1587	rxvt_term::scr_relative_origin (int mode) NOTHROW
1554	{	1588	{
1555	if (mode)	1589	if (mode)
1556	screen.flags |= Screen_Relative;	1590	screen.flags |= Screen_Relative;
1557	else	1591	else
1558	screen.flags &= ~Screen_Relative;	1592	screen.flags &= ~Screen_Relative;
…		…
1565	* Set insert/replace mode	1599	* Set insert/replace mode
1566	* XTERM_SEQ: Set Insert mode : ESC [ ? 4 h	1600	* XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1567	* XTERM_SEQ: Set Replace mode: ESC [ ? 4 l	1601	* XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1568	*/	1602	*/
1569	void	1603	void
1570	rxvt_term::scr_insert_mode (int mode)	1604	rxvt_term::scr_insert_mode (int mode) NOTHROW
1571	{	1605	{
1572	if (mode)	1606	if (mode)
1573	screen.flags |= Screen_Insert;	1607	screen.flags |= Screen_Insert;
1574	else	1608	else
1575	screen.flags &= ~Screen_Insert;	1609	screen.flags &= ~Screen_Insert;
…		…
1581	* XTERM_SEQ: Set tab at current column : ESC H	1615	* XTERM_SEQ: Set tab at current column : ESC H
1582	* XTERM_SEQ: Clear tab at current column: ESC [ 0 g	1616	* XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1583	* XTERM_SEQ: Clear all tabs : ESC [ 3 g	1617	* XTERM_SEQ: Clear all tabs : ESC [ 3 g
1584	*/	1618	*/
1585	void	1619	void
1586	rxvt_term::scr_set_tab (int mode)	1620	rxvt_term::scr_set_tab (int mode) NOTHROW
1587	{	1621	{
1588	if (mode < 0)	1622	if (mode < 0)
1589	memset (tabs, 0, ncol * sizeof (char));	1623	memset (tabs, 0, ncol);
1590	else if (screen.cur.col < ncol)	1624	else if (screen.cur.col < ncol)
1591	tabs [screen.cur.col] = !!mode;	1625	tabs [screen.cur.col] = !!mode;
1592	}	1626	}
1593		1627
1594	/* ------------------------------------------------------------------------- */	1628	/* ------------------------------------------------------------------------- */
…		…
1596	* Set reverse/normal video	1630	* Set reverse/normal video
1597	* XTERM_SEQ: Reverse video: ESC [ ? 5 h	1631	* XTERM_SEQ: Reverse video: ESC [ ? 5 h
1598	* XTERM_SEQ: Normal video : ESC [ ? 5 l	1632	* XTERM_SEQ: Normal video : ESC [ ? 5 l
1599	*/	1633	*/
1600	void	1634	void
1601	rxvt_term::scr_rvideo_mode (int mode)	1635	rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1602	{	1636	{
1603	XGCValues gcvalue;	1637	rvideo_mode = on;
1604		1638
		1639	#ifndef NO_BELL
		1640	on ^= rvideo_bell;
		1641	#endif
		1642
1605	if (rvideo != mode)	1643	if (rvideo_state != on)
1606	{	1644	{
1607	rvideo = mode;	1645	rvideo_state = on;
		1646
1608	::swap (pix_colors[Color_fg], pix_colors[Color_bg]);	1647	::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1609	#if XPM_BACKGROUND	1648	#ifdef HAVE_BG_PIXMAP
1610	if (bgPixmap.pixmap == None)	1649	if (bgPixmap.pixmap == None)
1611	#endif	1650	#endif
1612	#if TRANSPARENT	1651	XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1613	if (! OPTION (Opt_transparent) || am_transparent == 0)
1614	#endif
1615	XSetWindowBackground (display->display, vt,
1616	pix_colors[Color_bg]);
1617		1652
		1653	XGCValues gcvalue;
1618	gcvalue.foreground = pix_colors[Color_fg];	1654	gcvalue.foreground = pix_colors[Color_fg];
1619	gcvalue.background = pix_colors[Color_bg];	1655	gcvalue.background = pix_colors[Color_bg];
1620	XChangeGC (display->display, gc, GCBackground | GCForeground,	1656	XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1621	&gcvalue);	1657
1622	scr_clear ();	1658	scr_clear ();
1623	scr_touch (true);	1659	scr_touch (true);
1624	}	1660	}
1625	}	1661	}
1626		1662
…		…
1628	/*	1664	/*
1629	* Report current cursor position	1665	* Report current cursor position
1630	* XTERM_SEQ: Report position: ESC [ 6 n	1666	* XTERM_SEQ: Report position: ESC [ 6 n
1631	*/	1667	*/
1632	void	1668	void
1633	rxvt_term::scr_report_position ()	1669	rxvt_term::scr_report_position () NOTHROW
1634	{	1670	{
1635	tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);	1671	tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1636	}	1672	}
1637		1673
1638	/* ------------------------------------------------------------------------- *	1674	/* ------------------------------------------------------------------------- *
…		…
1641		1677
1642	/*	1678	/*
1643	* Set font style	1679	* Set font style
1644	*/	1680	*/
1645	void	1681	void
1646	rxvt_term::set_font_style ()	1682	rxvt_term::set_font_style () NOTHROW
1647	{	1683	{
1648	#if 0	1684	#if 0
1649	switch (charsets [screen.charset])	1685	switch (charsets [screen.charset])
1650	{	1686	{
1651	case '0': /* DEC Special Character & Line Drawing Set */	1687	case '0': /* DEC Special Character & Line Drawing Set */
…		…
1673	* XTERM_SEQ: Invoke G1 character set: CTRL-N	1709	* XTERM_SEQ: Invoke G1 character set: CTRL-N
1674	* XTERM_SEQ: Invoke G2 character set: ESC N	1710	* XTERM_SEQ: Invoke G2 character set: ESC N
1675	* XTERM_SEQ: Invoke G3 character set: ESC O	1711	* XTERM_SEQ: Invoke G3 character set: ESC O
1676	*/	1712	*/
1677	void	1713	void
1678	rxvt_term::scr_charset_choose (int set)	1714	rxvt_term::scr_charset_choose (int set) NOTHROW
1679	{	1715	{
1680	screen.charset = set;	1716	screen.charset = set;
1681	set_font_style ();	1717	set_font_style ();
1682	}	1718	}
1683		1719
…		…
1689	* XTERM_SEQ: Set G2 character set: ESC * <C>	1725	* XTERM_SEQ: Set G2 character set: ESC * <C>
1690	* XTERM_SEQ: Set G3 character set: ESC + <C>	1726	* XTERM_SEQ: Set G3 character set: ESC + <C>
1691	* See set_font_style for possible values for <C>	1727	* See set_font_style for possible values for <C>
1692	*/	1728	*/
1693	void	1729	void
1694	rxvt_term::scr_charset_set (int set, unsigned int ch)	1730	rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1695	{	1731	{
1696	charsets[set] = (unsigned char)ch;	1732	charsets[set] = (unsigned char)ch;
1697	set_font_style ();	1733	set_font_style ();
1698	}	1734	}
1699		1735
…		…
1704		1740
1705	/*	1741	/*
1706	* refresh matching text.	1742	* refresh matching text.
1707	*/	1743	*/
1708	bool	1744	bool
1709	rxvt_term::scr_refresh_rend (rend_t mask, rend_t value)	1745	rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1710	{	1746	{
1711	bool found = false;	1747	bool found = false;
1712		1748
1713	for (int i = 0; i < nrow; i++)	1749	for (int i = 0; i < nrow; i++)
1714	{	1750	{
1715	int col = 0;
1716	rend_t *drp = drawn_buf[i].r;	1751	rend_t *drp = drawn_buf[i].r;
1717		1752
1718	for (; col < ncol; col++, drp++)	1753	for (int col = 0; col < ncol; col++, drp++)
1719	if ((*drp & mask) == value)	1754	if ((*drp & mask) == value)
1720	{	1755	{
1721	found = true;	1756	found = true;
1722	*drp = ~value;	1757	*drp = ~value;
1723	}	1758	}
…		…
1734	PART_END,	1769	PART_END,
1735	RC_COUNT	1770	RC_COUNT
1736	};	1771	};
1737		1772
1738	void	1773	void
1739	rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh)	1774	rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1740	{	1775	{
1741	int i;	1776	int i;
1742	row_col_t rc[RC_COUNT];	1777	row_col_t rc[RC_COUNT];
1743		1778
1744	if (!drawn_buf) /* sanity check */	1779	if (!drawn_buf) /* sanity check */
…		…
1763	for (i = PART_BEG; i < RC_COUNT; i++)	1798	for (i = PART_BEG; i < RC_COUNT; i++)
1764	{	1799	{
1765	min_it (rc[i].col, ncol - 1);	1800	min_it (rc[i].col, ncol - 1);
1766	min_it (rc[i].row, nrow - 1);	1801	min_it (rc[i].row, nrow - 1);
1767	}	1802	}
1768		1803	// TODO: this line somehow causes segfault if scr_expose() is called just after resize
1769	for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)	1804	for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1770	fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);	1805	fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1771		1806
		1807	num_scr_allow = 0;
		1808
1772	if (refresh)	1809	if (refresh)
1773	scr_refresh (SLOW_REFRESH);	1810	scr_refresh ();
1774	}	1811	}
1775		1812
1776	/* ------------------------------------------------------------------------- */	1813	/* ------------------------------------------------------------------------- */
1777	/*	1814	/*
1778	* Refresh the entire screen	1815	* Refresh the entire screen
1779	*/	1816	*/
1780	void	1817	void
1781	rxvt_term::scr_touch (bool refresh)	1818	rxvt_term::scr_touch (bool refresh) NOTHROW
1782	{	1819	{
1783	scr_expose (0, 0, width, height, refresh);	1820	scr_expose (0, 0, width, height, refresh);
1784	}	1821	}
1785		1822
1786	/* ------------------------------------------------------------------------- */	1823	/* ------------------------------------------------------------------------- */
1787	/*	1824	/*
1788	* Move the display so that the line represented by scrollbar value Y is at	1825	* Move the display so that the line represented by scrollbar value Y is at
1789	* the top of the screen	1826	* the top of the screen
1790	*/	1827	*/
1791	int	1828	void
1792	rxvt_term::scr_move_to (int y, int len)	1829	rxvt_term::scr_move_to (int y, int len) NOTHROW
1793	{	1830	{
1794	long p = 0;	1831	scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1795	unsigned int oldviewstart;
1796
1797	oldviewstart = view_start;
1798
1799	if (y < len)
1800	{
1801	p = (nrow + nsaved) * (len - y) / len;
1802	p -= (long) (nrow - 1);
1803	p = max (p, 0);
1804	}
1805
1806	view_start = (unsigned int)min (p, nsaved);
1807
1808	return scr_changeview (oldviewstart);
1809	}	1832	}
1810		1833
1811	/* ------------------------------------------------------------------------- */	1834	/* ------------------------------------------------------------------------- */
1812	/*	1835	/*
1813	* Page the screen up/down nlines	1836	* Page the screen up/down nlines
1814	* direction should be UP or DN	1837	* direction should be UP or DN
1815	*/	1838	*/
1816	int	1839	bool
1817	rxvt_term::scr_page (enum page_dirn direction, int nlines)	1840	rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1818	{	1841	{
1819	int n;	1842	int new_view_start =
1820	unsigned int oldviewstart;
1821
1822	oldviewstart = view_start;
1823
1824	if (direction == UP)
1825	{
1826	n = view_start + nlines;
1827	view_start = min (n, nsaved);
1828	}
1829	else
1830	{
1831	n = view_start - nlines;	1843	direction == UP ? view_start - nlines
1832	view_start = max (n, 0);	1844	: view_start + nlines;
1833	}
1834		1845
1835	return scr_changeview (oldviewstart);	1846	return scr_changeview (new_view_start);
1836	}	1847	}
1837		1848
1838	int	1849	bool
1839	rxvt_term::scr_changeview (unsigned int oldviewstart)	1850	rxvt_term::scr_changeview (int new_view_start) NOTHROW
1840	{	1851	{
		1852	clamp_it (new_view_start, top_row, 0);
		1853
1841	if (view_start != oldviewstart)	1854	if (new_view_start == view_start)
1842	{	1855	return false;
		1856
		1857	num_scr += new_view_start - view_start;
		1858	view_start = new_view_start;
		1859	want_refresh = 1;
		1860
1843	HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));	1861	HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1844		1862
1845	want_refresh = 1;	1863	return true;
1846	num_scr -= (view_start - oldviewstart);
1847	}
1848
1849	return (int)view_start - (int)oldviewstart;
1850	}	1864	}
1851		1865
1852	/* ------------------------------------------------------------------------- */	1866	#ifndef NO_BELL
1853	void	1867	void
		1868	rxvt_term::bell_cb (ev::timer &w, int revents)
		1869	{
		1870	rvideo_bell = false;
		1871	scr_rvideo_mode (rvideo_mode);
		1872	refresh_check ();
		1873	}
		1874	#endif
		1875
		1876	/* ------------------------------------------------------------------------- */
		1877	void
1854	rxvt_term::scr_bell ()	1878	rxvt_term::scr_bell () NOTHROW
1855	{	1879	{
1856	#ifndef NO_BELL	1880	#ifndef NO_BELL
1857		1881
1858	# ifndef NO_MAPALERT	1882	# ifndef NO_MAPALERT
1859	# ifdef MAPALERT_OPTION	1883	# ifdef MAPALERT_OPTION
1860	if (OPTION (Opt_mapAlert))	1884	if (option (Opt_mapAlert))
1861	# endif	1885	# endif
1862	XMapWindow (display->display, parent[0]);	1886	XMapWindow (dpy, parent[0]);
1863	# endif	1887	# endif
1864		1888
1865	if (OPTION (Opt_visualBell))	1889	# if ENABLE_FRILLS
		1890	if (option (Opt_urgentOnBell))
		1891	{
		1892	if (XWMHints *h = XGetWMHints(dpy, parent[0]))
		1893	{
		1894	h->flags |= XUrgencyHint;
		1895	XSetWMHints (dpy, parent[0], h);
		1896	}
1866	{	1897	}
1867	scr_rvideo_mode (!rvideo); /* refresh also done */	1898	# endif
		1899
		1900	if (option (Opt_visualBell))
		1901	{
		1902	rvideo_bell = true;
		1903	scr_rvideo_mode (rvideo_mode);
1868	display->flush ();	1904	flush ();
		1905
1869	rxvt_usleep (VISUAL_BELL_DURATION);	1906	bell_ev.start (VISUAL_BELL_DURATION);
1870	scr_rvideo_mode (!rvideo); /* refresh also done */
1871	}	1907	}
1872	else	1908	else
1873	XBell (display->display, 0);	1909	XBell (dpy, 0);
1874
1875	#endif	1910	#endif
1876	}	1911	}
1877		1912
1878	/* ------------------------------------------------------------------------- */	1913	/* ------------------------------------------------------------------------- */
1879	/* ARGSUSED */	1914	/* ARGSUSED */
1880	void	1915	void
1881	rxvt_term::scr_printscreen (int fullhist)	1916	rxvt_term::scr_printscreen (int fullhist) NOTHROW
1882	{	1917	{
1883	#ifdef PRINTPIPE	1918	#ifdef PRINTPIPE
1884	int nrows, row_start;	1919	int nrows, row_start;
1885	FILE *fd;	1920	FILE *fd;
1886		1921
1887	if ((fd = popen_printer ()) == NULL)	1922	if ((fd = popen_printer ()) == NULL)
1888	return;	1923	return;
1889		1924
1890	if (fullhist)	1925	if (fullhist)
1891	{	1926	{
1892	nrows = nrow + nsaved;	1927	nrows = nrow - top_row;
1893	row_start = -nsaved;	1928	row_start = top_row;
1894	}	1929	}
1895	else	1930	else
1896	{	1931	{
1897	nrows = nrow;	1932	nrows = nrow;
1898	row_start = -view_start;	1933	row_start = view_start;
1899	}	1934	}
1900		1935
1901	wctomb (0, 0);	1936	wctomb (0, 0);
1902		1937
1903	for (int r1 = 0; r1 < nrows; r1++)	1938	for (int r1 = 0; r1 < nrows; r1++)
…		…
1935	* Refresh the screen	1970	* Refresh the screen
1936	* drawn_text/drawn_rend contain the screen information before the update.	1971	* drawn_text/drawn_rend contain the screen information before the update.
1937	* screen.text/screen.rend contain what the screen will change to.	1972	* screen.text/screen.rend contain what the screen will change to.
1938	*/	1973	*/
1939	void	1974	void
1940	rxvt_term::scr_refresh (unsigned char refresh_type)	1975	rxvt_term::scr_refresh () NOTHROW
1941	{	1976	{
1942	unsigned char must_clear, /* use draw_string not draw_image_string */	1977	unsigned char have_bg,
1943	showcursor; /* show the cursor */	1978	showcursor; /* show the cursor */
1944	int16_t col, row, /* column/row we're processing */	1979	int16_t col, row, /* column/row we're processing */
1945	ocrow; /* old cursor row */	1980	ocrow; /* old cursor row */
1946	int i; /* tmp */	1981	int i; /* tmp */
1947	#ifndef NO_CURSORCOLOR	1982	#ifndef NO_CURSORCOLOR
1948	rend_t cc1; /* store colours at cursor position (s) */	1983	rend_t cc1; /* store colours at cursor position (s) */
1949	#endif	1984	#endif
1950	rend_t *crp; // cursor rendition pointer	1985	rend_t *crp; // cursor rendition pointer
		1986	rend_t ccol1, /* Cursor colour */
		1987	ccol2; /* Cursor colour2 */
1951		1988
1952	want_refresh = 0; /* screen is current */	1989	want_refresh = 0; /* screen is current */
1953		1990
1954	if (refresh_type == NO_REFRESH || !mapped)	1991	if (refresh_type == NO_REFRESH || !mapped)
1955	return;	1992	return;
1956		1993
1957	/*	1994	/*
1958	* A: set up vars	1995	* A: set up vars
1959	*/	1996	*/
1960	must_clear = 0;	1997	have_bg = 0;
1961	refresh_count = 0;	1998	refresh_count = 0;
1962		1999
1963	#if XPM_BACKGROUND	2000	#ifdef HAVE_BG_PIXMAP
1964	must_clear |= bgPixmap.pixmap != None;	2001	have_bg |= bgPixmap.pixmap != None;
1965	#endif
1966	#if TRANSPARENT
1967	must_clear |= OPTION (Opt_transparent) && am_transparent;
1968	#endif	2002	#endif
1969	ocrow = oldcursor.row; /* is there an old outline cursor on screen? */	2003	ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1970		2004
1971	/*	2005	/*
1972	* B: reverse any characters which are selected	2006	* B: reverse any characters which are selected
…		…
1976	/*	2010	/*
1977	* C: set the cursor character (s)	2011	* C: set the cursor character (s)
1978	*/	2012	*/
1979	{	2013	{
1980	unsigned char setoldcursor;	2014	unsigned char setoldcursor;
1981	rend_t ccol1, /* Cursor colour */
1982	ccol2; /* Cursor colour2 */
1983		2015
1984	showcursor = (screen.flags & Screen_VisibleCursor);	2016	showcursor = (screen.flags & Screen_VisibleCursor);
1985	#ifdef CURSOR_BLINK	2017	#ifdef CURSOR_BLINK
1986	if (hidden_cursor)	2018	if (hidden_cursor)
1987	showcursor = 0;	2019	showcursor = 0;
…		…
1994	while (col && ROW(screen.cur.row).t[col] == NOCHAR)	2026	while (col && ROW(screen.cur.row).t[col] == NOCHAR)
1995	col--;	2027	col--;
1996		2028
1997	crp = &ROW(screen.cur.row).r[col];	2029	crp = &ROW(screen.cur.row).r[col];
1998		2030
		2031	#ifndef NO_CURSORCOLOR
		2032	cc1 = *crp & (RS_fgMask | RS_bgMask);
		2033	if (ISSET_PIXCOLOR (Color_cursor))
		2034	ccol1 = Color_cursor;
		2035	else
		2036	#endif
		2037	#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
		2038	ccol1 = fgcolor_of (rstyle);
		2039	#else
		2040	ccol1 = Color_fg;
		2041	#endif
		2042
		2043	#ifndef NO_CURSORCOLOR
		2044	if (ISSET_PIXCOLOR (Color_cursor2))
		2045	ccol2 = Color_cursor2;
		2046	else
		2047	#endif
		2048	#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
		2049	ccol2 = bgcolor_of (rstyle);
		2050	#else
		2051	ccol2 = Color_bg;
		2052	#endif
		2053
1999	if (showcursor && focus)	2054	if (showcursor && focus)
2000	{	2055	{
2001	if (OPTION (Opt_cursorUnderline))	2056	if (option (Opt_cursorUnderline))
2002	*crp ^= RS_Uline;	2057	*crp ^= RS_Uline;
2003	else	2058	else
2004	{	2059	{
2005	*crp ^= RS_RVid;	2060	*crp ^= RS_RVid;
2006
2007	#ifndef NO_CURSORCOLOR
2008	cc1 = *crp & (RS_fgMask | RS_bgMask);
2009	if (ISSET_PIXCOLOR (Color_cursor))
2010	ccol1 = Color_cursor;
2011	else
2012	#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2013	ccol1 = fgcolor_of (rstyle);
2014	#else
2015	ccol1 = Color_fg;
2016	#endif
2017	if (ISSET_PIXCOLOR (Color_cursor2))
2018	ccol2 = Color_cursor2;
2019	else
2020	#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2021	ccol2 = bgcolor_of (rstyle);
2022	#else
2023	ccol2 = Color_bg;
2024	#endif
2025	*crp = SET_FGCOLOR (*crp, ccol1);	2061	*crp = SET_FGCOLOR (*crp, ccol1);
2026	*crp = SET_BGCOLOR (*crp, ccol2);	2062	*crp = SET_BGCOLOR (*crp, ccol2);
2027	#endif
2028	}	2063	}
2029	}	2064	}
2030	}	2065	}
2031		2066
2032	/* make sure no outline cursor is left around */	2067	/* make sure no outline cursor is left around */
2033	setoldcursor = 0;	2068	setoldcursor = 0;
2034	if (ocrow != -1)	2069	if (ocrow != -1)
2035	{	2070	{
2036	if (screen.cur.row + view_start != ocrow	2071	if (screen.cur.row - view_start != ocrow
2037	|| screen.cur.col != oldcursor.col)	2072	|| screen.cur.col != oldcursor.col)
2038	{	2073	{
2039	if (ocrow < nrow	2074	if (ocrow < nrow
2040	&& oldcursor.col < ncol)	2075	&& oldcursor.col < ncol)
2041	drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);	2076	drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
…		…
2049	else if (!focus)	2084	else if (!focus)
2050	setoldcursor = 1;	2085	setoldcursor = 1;
2051		2086
2052	if (setoldcursor)	2087	if (setoldcursor)
2053	{	2088	{
2054	if (screen.cur.row + view_start >= nrow)	2089	if (screen.cur.row - view_start >= nrow)
2055	oldcursor.row = -1;	2090	oldcursor.row = -1;
2056	else	2091	else
2057	{	2092	{
2058	oldcursor.row = screen.cur.row + view_start;	2093	oldcursor.row = screen.cur.row - view_start;
2059	oldcursor.col = screen.cur.col;	2094	oldcursor.col = screen.cur.col;
2060	}	2095	}
2061	}	2096	}
2062	}	2097	}
2063		2098
…		…
2069	#ifndef NO_SLOW_LINK_SUPPORT	2104	#ifndef NO_SLOW_LINK_SUPPORT
2070	/*	2105	/*
2071	* D: CopyArea pass - very useful for slower links	2106	* D: CopyArea pass - very useful for slower links
2072	* This has been deliberately kept simple.	2107	* This has been deliberately kept simple.
2073	*/	2108	*/
2074	i = num_scr;
2075	if (!display->is_local	2109	if (!display->is_local
2076	&& refresh_type == FAST_REFRESH && num_scr_allow && num_scr	2110	&& refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2077	&& abs (num_scr) < nrow && !must_clear)	2111	&& abs (num_scr) < nrow && !have_bg)
2078	{	2112	{
2079	int16_t nits;	2113	int16_t nits;
		2114	int i = num_scr;
2080	int j;	2115	int j;
2081	int len, wlen;	2116	int len, wlen;
		2117	dLocal (int, num_scr);
2082		2118
2083	j = nrow;	2119	j = nrow;
2084	wlen = len = -1;	2120	wlen = len = -1;
2085	row = i > 0 ? 0 : j - 1;	2121	row = i > 0 ? 0 : j - 1;
		2122
2086	for (; j-- >= 0; row += (i > 0 ? 1 : -1))	2123	for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2087	{	2124	{
2088	if (row + i >= 0 && row + i < nrow && row + i != ocrow)	2125	if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2089	{	2126	{
2090	line_t s = ROW(row - view_start);	2127	line_t s = ROW(view_start + row);
2091	line_t d = drawn_buf[row];	2128	line_t d = drawn_buf[row];
2092	line_t d2 = drawn_buf[row + i];	2129	line_t d2 = drawn_buf[row + i];
2093		2130
2094	for (nits = 0, col = ncol; col--; )	2131	for (nits = 0, col = ncol; col--; )
2095	if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])	2132	if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
…		…
2111	wlen = row;	2148	wlen = row;
2112	continue;	2149	continue;
2113	}	2150	}
2114	}	2151	}
2115		2152
2116	if (len != -1)	2153	if (len >= 0)
2117	{	2154	{
2118	/* also comes here at end if needed because of >= above */	2155	/* also comes here at end if needed because of >= above */
2119	if (wlen < len)	2156	if (wlen < len)
2120	::swap (wlen, len);	2157	::swap (wlen, len);
2121		2158
		2159	XGCValues gcv;
		2160
		2161	gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2122	XCopyArea (display->display, vt, vt,	2162	XCopyArea (dpy, vt, vt,
2123	gc, 0, Row2Pixel (len + i),	2163	gc, 0, Row2Pixel (len + i),
2124	(unsigned int)this->width,	2164	(unsigned int)this->width,
2125	(unsigned int)Height2Pixel (wlen - len + 1),	2165	(unsigned int)Height2Pixel (wlen - len + 1),
2126	0, Row2Pixel (len));	2166	0, Row2Pixel (len));
		2167	gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
		2168
2127	len = -1;	2169	len = -1;
2128	}	2170	}
2129	}	2171	}
2130	}	2172	}
2131	#endif	2173	#endif
…		…
2133	/*	2175	/*
2134	* E: main pass across every character	2176	* E: main pass across every character
2135	*/	2177	*/
2136	for (row = 0; row < nrow; row++)	2178	for (row = 0; row < nrow; row++)
2137	{	2179	{
2138	text_t *stp = ROW(row - view_start).t;	2180	text_t *stp = ROW(view_start + row).t;
2139	rend_t *srp = ROW(row - view_start).r;	2181	rend_t *srp = ROW(view_start + row).r;
2140	text_t *dtp = drawn_buf[row].t;	2182	text_t *dtp = drawn_buf[row].t;
2141	rend_t *drp = drawn_buf[row].r;	2183	rend_t *drp = drawn_buf[row].r;
2142		2184
2143	/*	2185	/*
2144	* E2: OK, now the real pass	2186	* E2: OK, now the real pass
…		…
2187	count++;	2229	count++;
2188		2230
2189	if (stp[col] != dtp[col]	2231	if (stp[col] != dtp[col]
2190	|| !RS_SAME (srp[col], drp[col]))	2232	|| !RS_SAME (srp[col], drp[col]))
2191	{	2233	{
2192	if (must_clear && (i++ > count / 2))	2234	if (have_bg && (i++ > count / 2))
2193	break;	2235	break;
2194		2236
2195	dtp[col] = stp[col];	2237	dtp[col] = stp[col];
2196	drp[col] = rend;	2238	drp[col] = rend;
2197	i = 0;	2239	i = 0;
2198	}	2240	}
2199	else if (must_clear || (stp[col] != ' ' && ++i >= 16))	2241	else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2200	break;	2242	break;
2201	}	2243	}
2202		2244
2203	col--; /* went one too far. move back */	2245	col--; /* went one too far. move back */
2204	count -= i; /* dump any matching trailing chars */	2246	count -= i; /* dump any matching trailing chars */
…		…
2214	int back = bgcolor_of (rend); // desired background	2256	int back = bgcolor_of (rend); // desired background
2215		2257
2216	// only do special processing if any attributes are set, which is unlikely	2258	// only do special processing if any attributes are set, which is unlikely
2217	if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))	2259	if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2218	{	2260	{
2219	#if ENABLE_STYLES
2220	// force redraw after "careful" characters to avoid pixel droppings
2221	if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2222	drp[col + 1] = ~srp[col + 1];
2223
2224	// include previous careful character(s) if possible, looks nicer (best effort...)
2225	while (text > stp
2226	&& srp[text - stp - 1] & RS_Careful
2227	&& RS_SAME (rend, srp[text - stp - 1]))
2228	text--, count++, xpixel -= fwidth;
2229	#endif
2230
2231	bool invert = rend & RS_RVid;	2261	bool invert = rend & RS_RVid;
2232		2262
2233	#ifndef NO_BOLD_UNDERLINE_REVERSE	2263	#ifndef NO_BOLD_UNDERLINE_REVERSE
2234	if (rend & RS_Bold
2235	&& fore == Color_fg)	2264	if (rend & RS_Bold && fore == Color_fg)
2236	{	2265	{
2237	if (ISSET_PIXCOLOR (Color_BD))	2266	if (ISSET_PIXCOLOR (Color_BD))
2238	fore = Color_BD;	2267	fore = Color_BD;
2239	# if !ENABLE_STYLES	2268	# if !ENABLE_STYLES
2240	else	2269	else
2241	invert = !invert;	2270	invert = !invert;
2242	# endif	2271	# endif
2243	}	2272	}
2244		2273
2245	if (rend & RS_Italic	2274	if (rend & RS_Italic && fore == Color_fg)
2246	&& fore == Color_fg)
2247	{	2275	{
2248	if (ISSET_PIXCOLOR (Color_IT))	2276	if (ISSET_PIXCOLOR (Color_IT))
2249	fore = Color_IT;	2277	fore = Color_IT;
2250	# if !ENABLE_STYLES	2278	# if !ENABLE_STYLES
2251	else	2279	else
2252	invert = !invert;	2280	invert = !invert;
2253	# endif	2281	# endif
2254	}	2282	}
2255		2283
2256	if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL))	2284	if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2257	fore = Color_UL;	2285	fore = Color_UL;
2258	#endif	2286	#endif
2259		2287
2260	if (invert)	2288	if (invert)
2261	{	2289	{
		2290	#ifdef OPTION_HC
		2291	if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
		2292	|| !ISSET_PIXCOLOR (Color_HC))
		2293	#endif
		2294	/* invert the column if no highlightColor is set or it is the
		2295	* current cursor column */
2262	::swap (fore, back);	2296	::swap (fore, back);
		2297	#ifdef OPTION_HC
		2298	else if (ISSET_PIXCOLOR (Color_HC))
		2299	back = Color_HC;
		2300	#endif
2263		2301
2264	#ifndef NO_BOLD_UNDERLINE_REVERSE	2302	#ifndef NO_BOLD_UNDERLINE_REVERSE
		2303	# ifndef OPTION_HC
2265	if (ISSET_PIXCOLOR (Color_RV))	2304	if (ISSET_PIXCOLOR (Color_RV))
2266	back = Color_RV;	2305	back = Color_RV;
2267		2306	# endif
2268	if (fore == back)	2307	if (fore == back)
2269	{	2308	{
2270	fore = Color_bg;	2309	fore = Color_bg;
2271	back = Color_fg;	2310	back = Color_fg;
2272	}	2311	}
…		…
2274	}	2313	}
2275		2314
2276	#ifdef TEXT_BLINK	2315	#ifdef TEXT_BLINK
2277	if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))	2316	if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2278	{	2317	{
2279	if (!text_blink_ev.active)	2318	if (!text_blink_ev.is_active ())
2280	{	2319	{
2281	text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);	2320	text_blink_ev.again ();
2282	hidden_text = 0;	2321	hidden_text = 0;
2283	}	2322	}
2284	else if (hidden_text)	2323	else if (hidden_text)
2285	fore = back;	2324	fore = back;
2286	}	2325	}
2287	#endif	2326	#endif
		2327
		2328	#if ENABLE_STYLES
		2329	// "careful" (too wide) character handling
		2330
		2331	// include previous careful character(s) if possible, looks nicer (best effort...)
		2332	while (text > stp
		2333	&& srp[text - stp - 1] & RS_Careful
		2334	&& RS_SAME (rend, srp[text - stp - 1]))
		2335	text--, count++, xpixel -= fwidth;
		2336
		2337	// force redraw after "careful" characters to avoid pixel droppings
		2338	for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
		2339	drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
		2340
		2341	// force redraw before "careful" characters to avoid pixel droppings
		2342	for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
		2343	drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
		2344	#endif
2288	}	2345	}
2289		2346
2290	/*	2347	/*
2291	* Actually do the drawing of the string here	2348	* Actually do the drawing of the string here
2292	*/	2349	*/
2293	rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];	2350	rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2294		2351
2295	if (back == fore)
2296	font->clear_rect (*drawable, xpixel, ypixel,
2297	fwidth * count, fheight,
2298	back);
2299	else if (back == Color_bg)	2352	if (have_bg && back == Color_bg)
2300	{	2353	{
2301	if (must_clear)	2354	// this is very ugly, maybe push it into ->draw?
2302	{
2303	CLEAR_CHARS (xpixel, ypixel, count);
2304		2355
2305	for (i = 0; i < count; i++) /* don't draw empty strings */	2356	for (i = 0; i < count; i++) /* don't draw empty strings */
2306	if (text[i] != ' ')	2357	if (text[i] != ' ')
2307	{	2358	{
2308	font->draw (*drawable, xpixel, ypixel, text, count, fore, -1);	2359	font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2309	break;	2360	goto did_clear;
2310	}
2311	}	2361	}
2312	else	2362
2313	font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg);	2363	CLEAR_CHARS (xpixel, ypixel, count);
		2364	did_clear: ;
2314	}	2365	}
2315	else	2366	else
2316	font->draw (*drawable, xpixel, ypixel, text, count, fore, back);	2367	font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2317		2368
2318	if (rend & RS_Uline && font->descent > 1 && fore != back)	2369	if (rend & RS_Uline && font->descent > 1 && fore != back)
2319	{	2370	{
2320	#if ENABLE_FRILLS	2371	#if ENABLE_FRILLS
2321	if (ISSET_PIXCOLOR (Color_underline))	2372	if (ISSET_PIXCOLOR (Color_underline))
2322	XSetForeground (display->display, gc, pix_colors[Color_underline]);	2373	XSetForeground (dpy, gc, pix_colors[Color_underline]);
2323	else	2374	else
2324	#endif	2375	#endif
2325	XSetForeground (display->display, gc, pix_colors[fore]);	2376	XSetForeground (dpy, gc, pix_colors[fore]);
2326		2377
2327	XDrawLine (display->display, drawBuffer, gc,	2378	XDrawLine (dpy, vt, gc,
2328	xpixel, ypixel + font->ascent + 1,	2379	xpixel, ypixel + font->ascent + 1,
2329	xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);	2380	xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2330	}	2381	}
2331	} /* for (col....) */	2382	} /* for (col....) */
2332	} /* for (row....) */	2383	} /* for (row....) */
…		…
2341	*/	2392	*/
2342	if (showcursor)	2393	if (showcursor)
2343	{	2394	{
2344	if (focus)	2395	if (focus)
2345	{	2396	{
2346	if (OPTION (Opt_cursorUnderline))	2397	if (option (Opt_cursorUnderline))
2347	*crp ^= RS_Uline;	2398	*crp ^= RS_Uline;
2348	else	2399	else
2349	{	2400	{
2350	*crp ^= RS_RVid;	2401	*crp ^= RS_RVid;
2351	#ifndef NO_CURSORCOLOR	2402	#ifndef NO_CURSORCOLOR
…		…
2365	&& drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)	2416	&& drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2366	cursorwidth++;	2417	cursorwidth++;
2367		2418
2368	#ifndef NO_CURSORCOLOR	2419	#ifndef NO_CURSORCOLOR
2369	if (ISSET_PIXCOLOR (Color_cursor))	2420	if (ISSET_PIXCOLOR (Color_cursor))
2370	XSetForeground (display->display, gc, pix_colors[Color_cursor]);	2421	XSetForeground (dpy, gc, pix_colors[Color_cursor]);
		2422	else
2371	#endif	2423	#endif
		2424	XSetForeground (dpy, gc, pix_colors[ccol1]);
2372		2425
2373	XDrawRectangle (display->display, drawBuffer, gc,	2426	XDrawRectangle (dpy, vt, gc,
2374	Col2Pixel (col),	2427	Col2Pixel (col),
2375	Row2Pixel (oldcursor.row),	2428	Row2Pixel (oldcursor.row),
2376	(unsigned int) (Width2Pixel (cursorwidth) - 1),	2429	(unsigned int) (Width2Pixel (cursorwidth) - 1),
2377	(unsigned int) (Height2Pixel (1) - lineSpace - 1));	2430	(unsigned int) (Height2Pixel (1) - lineSpace - 1));
2378	}	2431	}
…		…
2381	/*	2434	/*
2382	* H: cleanup selection	2435	* H: cleanup selection
2383	*/	2436	*/
2384	scr_reverse_selection ();	2437	scr_reverse_selection ();
2385		2438
2386	if (refresh_type & SMOOTH_REFRESH)
2387	XFlush (display->display);
2388
2389	num_scr = 0;	2439	num_scr = 0;
2390	num_scr_allow = 1;	2440	num_scr_allow = 1;
2391	}	2441	}
2392		2442
2393	void	2443	void
2394	rxvt_term::scr_remap_chars (line_t &l)	2444	rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2395	{	2445	{
2396	if (!l.t)	2446	if (!l.t)
2397	return;	2447	return;
2398		2448
2399	l.touch (); // maybe a bit of an overkill, but it's not performance-relevant	2449	l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
…		…
2401	for (int i = ncol; i--; )	2451	for (int i = ncol; i--; )
2402	l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));	2452	l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2403	}	2453	}
2404		2454
2405	void	2455	void
2406	rxvt_term::scr_remap_chars ()	2456	rxvt_term::scr_remap_chars () NOTHROW
2407	{	2457	{
2408	for (int i = total_rows; i--; )	2458	for (int i = total_rows; i--; )
2409	scr_remap_chars (row_buf [i]);	2459	scr_remap_chars (row_buf [i]);
2410		2460
2411	for (int i = nrow; i--; )	2461	for (int i = nrow; i--; )
…		…
2414	scr_remap_chars (swap_buf [i]);	2464	scr_remap_chars (swap_buf [i]);
2415	}	2465	}
2416	}	2466	}
2417		2467
2418	void	2468	void
2419	rxvt_term::scr_recolour ()	2469	rxvt_term::scr_recolour () NOTHROW
2420	{	2470	{
2421	if (1	2471	#ifdef HAVE_BG_PIXMAP
2422	#if TRANSPARENT	2472	bgPixmap.apply ();
2423	&& !am_transparent	2473	#else
2424	#endif	2474
2425	#if XPM_BACKGROUND
2426	&& !bgPixmap.pixmap
2427	#endif
2428	)
2429	{
2430	XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]);	2475	XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2431	XClearWindow (display->display, parent[0]);	2476	XClearWindow (dpy, parent[0]);
2432	XSetWindowBackground (display->display, vt, pix_colors[Color_bg]);	2477	XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2433	#if HAVE_SCROLLBARS	2478
2434	if (scrollBar.win)	2479	if (scrollBar.win)
2435	{	2480	{
2436	XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]);	2481	XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2437	scrollBar.setIdle ();	2482	scrollBar.state = STATE_IDLE;
2438	scrollbar_show (0);	2483	scrollbar_show (0);
2439	}
2440	#endif
2441	}	2484	}
2442		2485
		2486	#endif
		2487
		2488	/* bgPixmap.apply () does not do the following : */
2443	scr_clear ();	2489	scr_clear ();
2444	scr_touch (true);	2490	scr_touch (true);
2445	want_refresh = 1;	2491	want_refresh = 1;
2446	}	2492	}
2447		2493
2448	/* ------------------------------------------------------------------------- */	2494	/* ------------------------------------------------------------------------- */
2449	void	2495	void
2450	rxvt_term::scr_clear (bool really)	2496	rxvt_term::scr_clear (bool really) NOTHROW
2451	{	2497	{
2452	if (!mapped)	2498	if (!mapped)
2453	return;	2499	return;
2454		2500
2455	num_scr_allow = 0;	2501	num_scr_allow = 0;
2456	want_refresh = 1;	2502	want_refresh = 1;
2457		2503
2458	if (really)	2504	if (really)
2459	XClearWindow (display->display, vt);	2505	XClearWindow (dpy, vt);
2460	}	2506	}
2461		2507
2462	void	2508	void
2463	rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2)	2509	rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2464	{	2510	{
2465	int view_end = -view_start + nrow;	2511	int view_end = view_start + nrow;
2466	int row, col;	2512	int row, col;
2467		2513
2468	for (row = max (beg_row, -view_start); row <= min (end_row, view_end); row++)	2514	for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2469	{	2515	{
2470	text_t *stp = ROW(row).t;	2516	text_t *stp = ROW(row).t;
2471	rend_t *srp = ROW(row).r;	2517	rend_t *srp = ROW(row).r;
2472		2518
2473	for (col = beg_col; col < end_col; col++)	2519	for (col = beg_col; col < end_col; col++)
…		…
2480	srp[col] ^= rstyle2;	2526	srp[col] ^= rstyle2;
2481	}	2527	}
2482	}	2528	}
2483		2529
2484	void	2530	void
2485	rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle)	2531	rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2486	{	2532	{
2487	int view_end = -view_start + nrow;	2533	int view_end = view_start + nrow;
2488	int row, col;	2534	int row, col;
2489		2535
2490	if (beg_row >= -view_start)	2536	if (beg_row >= view_start)
2491	{	2537	{
2492	col = beg_col;	2538	col = beg_col;
2493	row = beg_row;	2539	row = beg_row;
2494	}	2540	}
2495	else	2541	else
2496	{	2542	{
2497	col = 0;	2543	col = 0;
2498	row = -view_start;	2544	row = view_start;
2499	}	2545	}
2500		2546
2501	for (; row < min (end_row, view_end); row++, col = 0)	2547	for (; row < min (end_row, view_end); row++, col = 0)
2502	for (rend_t *srp = ROW(row).r; col < ncol; col++)	2548	for (rend_t *srp = ROW(row).r; col < ncol; col++)
2503	srp[col] ^= RS_RVid;	2549	srp[col] ^= rstyle;
2504		2550
2505	if (row == end_row)	2551	if (row == end_row)
2506	for (rend_t *srp = ROW(row).r; col < end_col; col++)	2552	for (rend_t *srp = ROW(row).r; col < end_col; col++)
2507	srp[col] ^= RS_RVid;	2553	srp[col] ^= rstyle;
2508	}	2554	}
2509		2555
2510	/* ------------------------------------------------------------------------- */	2556	/* ------------------------------------------------------------------------- */
2511	void	2557	void
2512	rxvt_term::scr_reverse_selection ()	2558	rxvt_term::scr_reverse_selection () NOTHROW
2513	{	2559	{
2514	if (selection.op	2560	if (selection.op
2515	&& current_screen == selection.screen	2561	&& current_screen == selection.screen
2516	&& selection.end.row >= -view_start)	2562	&& selection.end.row >= view_start)
2517	{	2563	{
2518	#if ENABLE_FRILLS	2564	#if !ENABLE_MINIMAL
2519	if (selection.rect)	2565	if (selection.rect)
2520	scr_xor_rect (selection.beg.row, selection.beg.col,	2566	scr_xor_rect (selection.beg.row, selection.beg.col,
2521	selection.end.row, selection.end.col,	2567	selection.end.row, selection.end.col,
2522	RS_RVid, RS_RVid | RS_Uline);	2568	RS_RVid, RS_RVid | RS_Uline);
2523	else	2569	else
…		…
2533	* Dump the whole scrollback and screen to the passed filedescriptor. The	2579	* Dump the whole scrollback and screen to the passed filedescriptor. The
2534	* invoking routine must close the fd.	2580	* invoking routine must close the fd.
2535	*/	2581	*/
2536	#if 0	2582	#if 0
2537	void	2583	void
2538	rxvt_term::scr_dump (int fd)	2584	rxvt_term::scr_dump (int fd) NOTHROW
2539	{	2585	{
2540	int row, wrote;	2586	int row, wrote;
2541	unsigned int width, towrite;	2587	unsigned int width, towrite;
2542	char r1[] = "\n";	2588	char r1[] = "\n";
2543		2589
…		…
2562		2608
2563	/* ------------------------------------------------------------------------- *	2609	/* ------------------------------------------------------------------------- *
2564	* CHARACTER SELECTION *	2610	* CHARACTER SELECTION *
2565	* ------------------------------------------------------------------------- */	2611	* ------------------------------------------------------------------------- */
2566	void	2612	void
2567	rxvt_term::selection_check (int check_more)	2613	rxvt_term::selection_check (int check_more) NOTHROW
2568	{	2614	{
2569	row_col_t pos;	2615	row_col_t pos;
2570		2616
2571	if (!selection.op)	2617	if (!selection.op)
2572	return;	2618	return;
2573		2619
2574	pos.row = pos.col = 0;	2620	pos.row = pos.col = 0;
2575	if (!IN_RANGE_EXC (selection.beg.row, -nsaved, nrow)	2621	if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2576	|| !IN_RANGE_EXC (selection.mark.row, -nsaved, nrow)	2622	|| !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2577	|| !IN_RANGE_EXC (selection.end.row, -nsaved, nrow)	2623	|| !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2578	|| (check_more == 1	2624	|| (check_more == 1
2579	&& current_screen == selection.screen	2625	&& current_screen == selection.screen
2580	&& !ROWCOL_IS_BEFORE (screen.cur, selection.beg)	2626	&& !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2581	&& ROWCOL_IS_BEFORE (screen.cur, selection.end))	2627	&& ROWCOL_IS_BEFORE (screen.cur, selection.end))
2582	|| (check_more == 2	2628	|| (check_more == 2
…		…
2593	/* ------------------------------------------------------------------------- */	2639	/* ------------------------------------------------------------------------- */
2594	/*	2640	/*
2595	* Paste a selection direct to the command fd	2641	* Paste a selection direct to the command fd
2596	*/	2642	*/
2597	void	2643	void
2598	rxvt_term::paste (char *data, unsigned int len)	2644	rxvt_term::paste (char *data, unsigned int len) NOTHROW
2599	{	2645	{
2600	/* convert normal newline chars into common keyboard Return key sequence */	2646	/* convert normal newline chars into common keyboard Return key sequence */
2601	for (unsigned int i = 0; i < len; i++)	2647	for (unsigned int i = 0; i < len; i++)
2602	if (data[i] == C0_LF)	2648	if (data[i] == C0_LF)
2603	data[i] = C0_CR;	2649	data[i] = C0_CR;
2604		2650
		2651	if (priv_modes & PrivMode_BracketPaste)
		2652	tt_printf ("\e[200~");
		2653
2605	tt_write (data, len);	2654	tt_write (data, len);
		2655
		2656	if (priv_modes & PrivMode_BracketPaste)
		2657	tt_printf ("\e[201~");
2606	}	2658	}
2607		2659
2608	/* ------------------------------------------------------------------------- */	2660	/* ------------------------------------------------------------------------- */
2609	/*	2661	/*
2610	* Respond to a notification that a primary selection has been sent	2662	* Respond to a notification that a primary selection has been sent
2611	* EXT: SelectionNotify	2663	* EXT: SelectionNotify
2612	*/	2664	*/
2613	void	2665	void
2614	rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)	2666	rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2615	{	2667	{
2616	if (prop == None) /* check for failed XConvertSelection */	2668	if (prop == None) /* check for failed XConvertSelection */
2617	{	2669	{
2618	if ((selection_type & Sel_CompoundText))	2670	if ((selection_type & Sel_CompoundText))
2619	{	2671	{
…		…
2639	}	2691	}
2640		2692
2641	unsigned long bytes_after;	2693	unsigned long bytes_after;
2642	XTextProperty ct;	2694	XTextProperty ct;
2643		2695
2644	if (XGetWindowProperty (display->display, win, prop,	2696	if (XGetWindowProperty (dpy, win, prop,
2645	0, PROP_SIZE / 4,	2697	0, PROP_SIZE / 4,
2646	delete_prop, AnyPropertyType,	2698	delete_prop, AnyPropertyType,
2647	&ct.encoding, &ct.format,	2699	&ct.encoding, &ct.format,
2648	&ct.nitems, &bytes_after,	2700	&ct.nitems, &bytes_after,
2649	&ct.value) != Success)	2701	&ct.value) != Success)
…		…
2658	if (bytes_after)	2710	if (bytes_after)
2659	{	2711	{
2660	// fetch and append remaining data	2712	// fetch and append remaining data
2661	XTextProperty ct2;	2713	XTextProperty ct2;
2662		2714
2663	if (XGetWindowProperty (display->display, win, prop,	2715	if (XGetWindowProperty (dpy, win, prop,
2664	ct.nitems / 4, (bytes_after + 3) / 4,	2716	ct.nitems / 4, (bytes_after + 3) / 4,
2665	delete_prop, AnyPropertyType,	2717	delete_prop, AnyPropertyType,
2666	&ct2.encoding, &ct2.format,	2718	&ct2.encoding, &ct2.format,
2667	&ct2.nitems, &bytes_after,	2719	&ct2.nitems, &bytes_after,
2668	&ct2.value) != Success)	2720	&ct2.value) != Success)
…		…
2681		2733
2682	if (ct.encoding == xa[XA_INCR])	2734	if (ct.encoding == xa[XA_INCR])
2683	{	2735	{
2684	// INCR selection, start handshake	2736	// INCR selection, start handshake
2685	if (!delete_prop)	2737	if (!delete_prop)
2686	XDeleteProperty (display->display, win, prop);	2738	XDeleteProperty (dpy, win, prop);
2687		2739
2688	selection_wait = Sel_incr;	2740	selection_wait = Sel_incr;
2689	incr_buf_fill = 0;	2741	incr_buf_fill = 0;
2690	incr_ev.start (NOW + 10);	2742	incr_ev.start (10);
2691		2743
2692	goto bailout;	2744	goto bailout;
2693	}	2745	}
2694		2746
2695	if (ct.nitems == 0)	2747	if (ct.nitems == 0)
…		…
2704	ct.nitems = incr_buf_fill;	2756	ct.nitems = incr_buf_fill;
2705	incr_buf = 0;	2757	incr_buf = 0;
2706	incr_buf_size = 0;	2758	incr_buf_size = 0;
2707	incr_ev.stop ();	2759	incr_ev.stop ();
2708	}	2760	}
2709	else	2761	else
2710	{	2762	{
2711	if (selection_wait == Sel_normal	2763	if (selection_wait == Sel_normal
2712	&& (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion	2764	&& (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2713	{	2765	{
2714	/*	2766	/*
…		…
2721	goto bailout;	2773	goto bailout;
2722	}	2774	}
2723	}	2775	}
2724	else if (selection_wait == Sel_incr)	2776	else if (selection_wait == Sel_incr)
2725	{	2777	{
2726	incr_ev.start (NOW + 10);	2778	incr_ev.start (10);
2727		2779
2728	while (incr_buf_fill + ct.nitems > incr_buf_size)	2780	while (incr_buf_fill + ct.nitems > incr_buf_size)
2729	{	2781	{
2730	incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;	2782	incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2731	incr_buf = (char *)realloc (incr_buf, incr_buf_size);	2783	incr_buf = (char *)realloc (incr_buf, incr_buf_size);
…		…
2738	}	2790	}
2739		2791
2740	char **cl;	2792	char **cl;
2741	int cr;	2793	int cr;
2742		2794
2743	#if ENABLE_FRILLS	2795	#if !ENABLE_MINIMAL
2744	// xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it	2796	// xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2745	// so recode it manually	2797	// so recode it manually
2746	if (ct.encoding == xa[XA_UTF8_STRING])	2798	if (ct.encoding == xa[XA_UTF8_STRING])
2747	{	2799	{
2748	wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);	2800	wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
…		…
2752	paste (s, strlen (s));	2804	paste (s, strlen (s));
2753	free (s);	2805	free (s);
2754	}	2806	}
2755	else	2807	else
2756	#endif	2808	#endif
2757	if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0	2809	if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2758	&& cl)	2810	&& cl)
2759	{	2811	{
2760	for (int i = 0; i < cr; i++)	2812	for (int i = 0; i < cr; i++)
2761	paste (cl[i], strlen (cl[i]));	2813	paste (cl[i], strlen (cl[i]));
2762		2814
…		…
2771	if (selection_wait == Sel_normal)	2823	if (selection_wait == Sel_normal)
2772	selection_wait = Sel_none;	2824	selection_wait = Sel_none;
2773	}	2825	}
2774		2826
2775	void	2827	void
2776	rxvt_term::incr_cb (time_watcher &w)	2828	rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2777	{	2829	{
2778	selection_wait = Sel_none;	2830	selection_wait = Sel_none;
2779		2831
2780	incr_buf_size = 0;	2832	incr_buf_size = 0;
2781	free (incr_buf);	2833	free (incr_buf);
2782		2834
2783	rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");	2835	rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2784	}	2836	}
2785		2837
2786	void	2838	void
2787	rxvt_term::selection_property (Window win, Atom prop)	2839	rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2788	{	2840	{
2789	if (prop == None || selection_wait != Sel_incr)	2841	if (prop == None || selection_wait != Sel_incr)
2790	return;	2842	return;
2791		2843
2792	selection_paste (win, prop, true);	2844	selection_paste (win, prop, true);
2793	}	2845	}
2794		2846
2795	/* ------------------------------------------------------------------------- */	2847	/* ------------------------------------------------------------------------- */
2796	/*	2848	/*
2797	* Request the current selection:	2849	* Request the current selection:
2798	* Order: > internal selection if available	2850	* Order: > internal selection if available
2799	* > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)	2851	* > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2800	* > CUT_BUFFER0	2852	* > CUT_BUFFER0
2801	* (+) if ownership is claimed but property is empty, rxvt_selection_paste ()	2853	* (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2802	* will auto fallback to CUT_BUFFER0	2854	* will auto fallback to CUT_BUFFER0
2803	* EXT: button 2 release	2855	* EXT: button 2 release
2804	*/	2856	*/
2805	void	2857	void
2806	rxvt_term::selection_request (Time tm, int x, int y)	2858	rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2807	{	2859	{
2808	if (x < 0 || x >= width || y < 0 || y >= height)	2860	if (selection.text && selnum == Sel_Primary)
2809	return; /* outside window */	2861	{
2810
2811	if (selection.text)
2812	{ /* internal selection */	2862	/* internal selection */
2813	char *str = rxvt_wcstombs (selection.text, selection.len);	2863	char *str = rxvt_wcstombs (selection.text, selection.len);
2814	paste (str, strlen (str));	2864	paste (str, strlen (str));
2815	free (str);	2865	free (str);
2816	return;	2866	return;
2817	}	2867	}
2818	else	2868	else
2819	{	2869	{
2820	int i;
2821
2822	selection_request_time = tm;	2870	selection_request_time = tm;
2823	selection_wait = Sel_normal;	2871	selection_wait = Sel_normal;
2824		2872
2825	for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2826	{
2827	#if X_HAVE_UTF8_STRING	2873	#if X_HAVE_UTF8_STRING
2828	selection_type = Sel_UTF8String;	2874	selection_type = Sel_UTF8String;
2829	if (selection_request_other (xa[XA_UTF8_STRING], i))	2875	if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2830	return;	2876	return;
2831	#else	2877	#else
2832	selection_type = Sel_CompoundText;	2878	selection_type = Sel_CompoundText;
2833	if (selection_request_other (xa[XA_COMPOUND_TEXT], i))	2879	if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2834	return;	2880	return;
2835	#endif	2881	#endif
2836	}
2837	}	2882	}
2838		2883
2839	selection_wait = Sel_none; /* don't loop in selection_paste () */	2884	selection_wait = Sel_none; /* don't loop in selection_paste () */
2840	selection_paste (display->root, XA_CUT_BUFFER0, false);	2885	selection_paste (display->root, XA_CUT_BUFFER0, false);
2841	}	2886	}
2842		2887
2843	int	2888	int
2844	rxvt_term::selection_request_other (Atom target, int selnum)	2889	rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2845	{	2890	{
2846	Atom sel;	2891	Atom sel;
2847		2892
2848	selection_type |= selnum;	2893	selection_type |= selnum;
2849		2894
…		…
2852	else if (selnum == Sel_Secondary)	2897	else if (selnum == Sel_Secondary)
2853	sel = XA_SECONDARY;	2898	sel = XA_SECONDARY;
2854	else	2899	else
2855	sel = xa[XA_CLIPBOARD];	2900	sel = xa[XA_CLIPBOARD];
2856		2901
2857	if (XGetSelectionOwner (display->display, sel) != None)	2902	if (XGetSelectionOwner (dpy, sel) != None)
2858	{	2903	{
2859	XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],	2904	XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2860	vt, selection_request_time);	2905	vt, selection_request_time);
2861	return 1;	2906	return 1;
2862	}	2907	}
2863		2908
2864	return 0;	2909	return 0;
…		…
2868	/*	2913	/*
2869	* Clear all selected text	2914	* Clear all selected text
2870	* EXT: SelectionClear	2915	* EXT: SelectionClear
2871	*/	2916	*/
2872	void	2917	void
2873	rxvt_term::selection_clear ()	2918	rxvt_term::selection_clear () NOTHROW
2874	{	2919	{
2875	want_refresh = 1;	2920	want_refresh = 1;
2876	free (selection.text);	2921	free (selection.text);
2877	selection.text = NULL;	2922	selection.text = NULL;
2878	selection.len = 0;	2923	selection.len = 0;
…		…
2927		2972
2928	int end_col;	2973	int end_col;
2929		2974
2930	for (; row <= selection.end.row; row++, col = 0)	2975	for (; row <= selection.end.row; row++, col = 0)
2931	{	2976	{
2932	#if ENABLE_FRILLS	2977	#if !ENABLE_MINIMAL
2933	if (selection.rect)	2978	if (selection.rect)
2934	{	2979	{
2935	col = selection.beg.col;	2980	col = selection.beg.col;
2936	end_col = ncol + 1;	2981	end_col = ncol + 1;
2937	}	2982	}
…		…
2940	end_col = ROW(row).l;	2985	end_col = ROW(row).l;
2941		2986
2942	col = max (col, 0);	2987	col = max (col, 0);
2943		2988
2944	if (row == selection.end.row	2989	if (row == selection.end.row
2945	#if ENABLE_FRILLS	2990	#if !ENABLE_MINIMAL
2946	|| selection.rect	2991	|| selection.rect
2947	#endif	2992	#endif
2948	)	2993	)
2949	min_it (end_col, selection.end.col);	2994	min_it (end_col, selection.end.col);
2950		2995
…		…
2973	#endif	3018	#endif
2974	else	3019	else
2975	new_selection_text[ofs++] = *t++;	3020	new_selection_text[ofs++] = *t++;
2976	}	3021	}
2977		3022
2978	#if ENABLE_FRILLS	3023	#if !ENABLE_MINIMAL
2979	if (selection.rect)	3024	if (selection.rect)
2980	{	3025	{
2981	while (ofs	3026	while (ofs
2982	&& new_selection_text[ofs - 1] != C0_LF	3027	&& new_selection_text[ofs - 1] != C0_LF
2983	&& unicode::is_space (new_selection_text[ofs - 1]))	3028	&& unicode::is_space (new_selection_text[ofs - 1]))
…		…
3013		3058
3014	selection_grab (tm);	3059	selection_grab (tm);
3015	}	3060	}
3016		3061
3017	bool	3062	bool
3018	rxvt_term::selection_grab (Time tm)	3063	rxvt_term::selection_grab (Time tm) NOTHROW
3019	{	3064	{
3020	selection_time = tm;	3065	selection_time = tm;
3021		3066
3022	XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm);	3067	XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm);
3023	if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt)	3068	if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt)
3024	{	3069	{
3025	display->set_selection_owner (this);	3070	display->set_selection_owner (this);
3026	return true;	3071	return true;
3027	}	3072	}
3028	else	3073	else
		3074	{
		3075	selection_clear ();
3029	return false;	3076	return false;
		3077	}
3030		3078
3031	#if 0	3079	#if 0
3032	XTextProperty ct;	3080	XTextProperty ct;
3033		3081
3034	if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0)	3082	if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3035	{	3083	{
3036	set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);	3084	set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3037	XFree (ct.value);	3085	XFree (ct.value);
3038	}	3086	}
3039	#endif	3087	#endif
…		…
3043	/*	3091	/*
3044	* Mark or select text based upon number of clicks: 1, 2, or 3	3092	* Mark or select text based upon number of clicks: 1, 2, or 3
3045	* EXT: button 1 press	3093	* EXT: button 1 press
3046	*/	3094	*/
3047	void	3095	void
3048	rxvt_term::selection_click (int clicks, int x, int y)	3096	rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
3049	{	3097	{
3050	clicks = ((clicks - 1) % 3) + 1;	3098	clicks = ((clicks - 1) % 3) + 1;
3051	selection.clicks = clicks; /* save clicks so extend will work */	3099	selection.clicks = clicks; /* save clicks so extend will work */
3052		3100
		3101	if (clicks == 2 && !selection.rect
		3102	&& HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
		3103	{
		3104	MEvent.clicks = 1; // what a mess
		3105	selection.screen = current_screen;
		3106	selection.op = SELECTION_CONT;
		3107	return;
		3108	}
		3109
3053	selection_start_colrow (Pixel2Col (x), Pixel2Row (y));	3110	selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3054		3111
3055	if (clicks == 2 || clicks == 3)	3112	if (clicks == 2 || clicks == 3)
3056	selection_extend_colrow (selection.mark.col,	3113	selection_extend_colrow (selection.mark.col,
3057	selection.mark.row + view_start,	3114	selection.mark.row - view_start,
3058	0, /* button 3 */	3115	0, /* button 3 */
3059	1, /* button press */	3116	1, /* button press */
3060	0); /* click change */	3117	0); /* click change */
3061	}	3118	}
3062		3119
3063	/* ------------------------------------------------------------------------- */	3120	/* ------------------------------------------------------------------------- */
3064	/*	3121	/*
3065	* Mark a selection at the specified col/row	3122	* Mark a selection at the specified col/row
3066	*/	3123	*/
3067	void	3124	void
3068	rxvt_term::selection_start_colrow (int col, int row)	3125	rxvt_term::selection_start_colrow (int col, int row) NOTHROW
3069	{	3126	{
3070	want_refresh = 1;	3127	want_refresh = 1;
3071		3128
3072	selection.mark.row = row - view_start;	3129	selection.mark.row = row + view_start;
3073	selection.mark.col = col;	3130	selection.mark.col = col;
3074		3131
3075	selection.mark.row = clamp (selection.mark.row, -nsaved, nrow - 1);	3132	selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
3076	selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);	3133	selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3077		3134
3078	while (selection.mark.col > 0	3135	while (selection.mark.col > 0
3079	&& ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)	3136	&& ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
3080	--selection.mark.col;	3137	--selection.mark.col;
3081		3138
3082	if (selection.op)	3139	if (selection.op)
		3140	{
3083	{ /* clear the old selection */	3141	/* clear the old selection */
3084	selection.beg.row = selection.end.row = selection.mark.row;	3142	selection.beg.row = selection.end.row = selection.mark.row;
3085	selection.beg.col = selection.end.col = selection.mark.col;	3143	selection.beg.col = selection.end.col = selection.mark.col;
3086	}	3144	}
3087		3145
3088	selection.op = SELECTION_INIT;	3146	selection.op = SELECTION_INIT;
…		…
3099	#define DELIMIT_TEXT(x) \	3157	#define DELIMIT_TEXT(x) \
3100	(unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))	3158	(unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3101	#define DELIMIT_REND(x) 1	3159	#define DELIMIT_REND(x) 1
3102		3160
3103	void	3161	void
3104	rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret)	3162	rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3105	{	3163	{
3106	int col, row, dirnadd, tcol, trow, w1, w2;	3164	int col, row, dirnadd, tcol, trow, w1, w2;
3107	row_col_t bound;	3165	row_col_t bound;
3108	text_t *stp;	3166	text_t *stp;
3109	rend_t *srp;	3167	rend_t *srp;
3110		3168
3111	if (dirn == UP)	3169	if (dirn == UP)
3112	{	3170	{
3113	bound.row = - nsaved - 1;	3171	bound.row = top_row - 1;
3114	bound.col = 0;	3172	bound.col = 0;
3115	dirnadd = -1;	3173	dirnadd = -1;
3116	}	3174	}
3117	else	3175	else
3118	{	3176	{
…		…
3183	* flag == 0 ==> button 1	3241	* flag == 0 ==> button 1
3184	* flag == 1 ==> button 3 press	3242	* flag == 1 ==> button 3 press
3185	* flag == 2 ==> button 3 motion	3243	* flag == 2 ==> button 3 motion
3186	*/	3244	*/
3187	void	3245	void
3188	rxvt_term::selection_extend (int x, int y, int flag)	3246	rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3189	{	3247	{
3190	int col = clamp (Pixel2Col (x), 0, ncol);	3248	int col = clamp (Pixel2Col (x), 0, ncol);
3191	int row = clamp (Pixel2Row (y), 0, nrow - 1);	3249	int row = clamp (Pixel2Row (y), 0, nrow - 1);
3192		3250
3193	/*	3251	/*
…		…
3196	* select nothing. Otherwise, if we're to the right of the mark, you have to	3254	* select nothing. Otherwise, if we're to the right of the mark, you have to
3197	* be _past_ a character for it to be selected.	3255	* be _past_ a character for it to be selected.
3198	*/	3256	*/
3199	if (((selection.clicks % 3) == 1) && !flag	3257	if (((selection.clicks % 3) == 1) && !flag
3200	&& (col == selection.mark.col	3258	&& (col == selection.mark.col
3201	&& (row == selection.mark.row + view_start)))	3259	&& (row == selection.mark.row - view_start)))
3202	{	3260	{
3203	/* select nothing */	3261	/* select nothing */
3204	selection.beg.row = selection.end.row = 0;	3262	selection.beg.row = selection.end.row = 0;
3205	selection.beg.col = selection.end.col = 0;	3263	selection.beg.col = selection.end.col = 0;
3206	selection.clicks = 4;	3264	selection.clicks = 4;
…		…
3219	/* ------------------------------------------------------------------------- */	3277	/* ------------------------------------------------------------------------- */
3220	/*	3278	/*
3221	* Extend the selection to the specified col/row	3279	* Extend the selection to the specified col/row
3222	*/	3280	*/
3223	void	3281	void
3224	rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange)	3282	rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3225	{	3283	{
3226	row_col_t pos;	3284	row_col_t pos;
3227	enum {	3285	enum {
3228	LEFT, RIGHT	3286	LEFT, RIGHT
3229	} closeto = RIGHT;	3287	} closeto = RIGHT;
…		…
3261	selection.beg.col = selection.end.col = selection.mark.col;	3319	selection.beg.col = selection.end.col = selection.mark.col;
3262	selection.beg.row = selection.end.row = selection.mark.row;	3320	selection.beg.row = selection.end.row = selection.mark.row;
3263	}	3321	}
3264		3322
3265	pos.col = col;	3323	pos.col = col;
3266	pos.row = row - view_start;	3324	pos.row = view_start + row;
3267		3325
3268	/*	3326	/*
3269	* This is mainly xterm style selection with a couple of differences, mainly	3327	* This is mainly xterm style selection with a couple of differences, mainly
3270	* in the way button3 drag extension works.	3328	* in the way button3 drag extension works.
3271	* We're either doing: button1 drag; button3 press; or button3 drag	3329	* We're either doing: button1 drag; button3 press; or button3 drag
…		…
3277	* a point/word/line which is either the start or end of the selection	3335	* a point/word/line which is either the start or end of the selection
3278	* and it was decided by whichever point/word/line was `fixed' at the	3336	* and it was decided by whichever point/word/line was `fixed' at the
3279	* time of the most recent button3 press	3337	* time of the most recent button3 press
3280	*/	3338	*/
3281	if (button3 && buttonpress)	3339	if (button3 && buttonpress)
		3340	{
3282	{ /* button3 press */	3341	/* button3 press */
3283	/*	3342	/*
3284	* first determine which edge of the selection we are closest to	3343	* first determine which edge of the selection we are closest to
3285	*/	3344	*/
3286	if (ROWCOL_IS_BEFORE (pos, selection.beg)	3345	if (ROWCOL_IS_BEFORE (pos, selection.beg)
3287	|| (!ROWCOL_IS_AFTER (pos, selection.end)	3346	|| (!ROWCOL_IS_AFTER (pos, selection.end)
…		…
3305	selection.mark.row = selection.beg.row;	3364	selection.mark.row = selection.beg.row;
3306	selection.mark.col = selection.beg.col;	3365	selection.mark.col = selection.beg.col;
3307	}	3366	}
3308	}	3367	}
3309	else	3368	else
		3369	{
3310	{ /* button1 drag or button3 drag */	3370	/* button1 drag or button3 drag */
3311	if (ROWCOL_IS_AFTER (selection.mark, pos))	3371	if (ROWCOL_IS_AFTER (selection.mark, pos))
3312	{	3372	{
3313	if (selection.mark.row == selection.end.row	3373	if (selection.mark.row == selection.end.row
3314	&& selection.mark.col == selection.end.col	3374	&& selection.mark.col == selection.end.col
3315	&& clickchange	3375	&& clickchange
…		…
3332		3392
3333	if (selection.clicks == 1)	3393	if (selection.clicks == 1)
3334	{	3394	{
3335	if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN	3395	if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3336	&& !ROW(selection.beg.row).is_longer ()	3396	&& !ROW(selection.beg.row).is_longer ()
3337	#if ENABLE_FRILLS	3397	#if !ENABLE_MINIMAL
3338	&& !selection.rect	3398	&& !selection.rect
3339	#endif	3399	#endif
3340	)	3400	)
3341	selection.beg.col = ncol;	3401	selection.beg.col = ncol;
3342		3402
3343	if (	3403	if (
3344	selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN	3404	selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3345	&& !ROW(selection.end.row).is_longer ()	3405	&& !ROW(selection.end.row).is_longer ()
3346	#if ENABLE_FRILLS	3406	#if !ENABLE_MINIMAL
3347	&& !selection.rect	3407	&& !selection.rect
3348	#endif	3408	#endif
3349	)	3409	)
3350	selection.end.col = ncol;	3410	selection.end.col = ncol;
3351	}	3411	}
3352	else if (selection.clicks == 2)	3412	else if (selection.clicks == 2)
3353	{	3413	{
3354	if (ROWCOL_IS_AFTER (selection.end, selection.beg))	3414	if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3355	selection.end.col--;	3415	selection.end.col--;
3356		3416
3357	if (!HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3358	{
3359	selection_delimit_word (UP, &selection.beg, &selection.beg);	3417	selection_delimit_word (UP, &selection.beg, &selection.beg);
3360	selection_delimit_word (DN, &selection.end, &selection.end);	3418	selection_delimit_word (DN, &selection.end, &selection.end);
3361	}
3362	}	3419	}
3363	else if (selection.clicks == 3)	3420	else if (selection.clicks == 3)
3364	{	3421	{
3365	#if ENABLE_FRILLS	3422	#if ENABLE_FRILLS
3366	if (OPTION (Opt_tripleclickwords))	3423	if (option (Opt_tripleclickwords))
3367	{	3424	{
3368	selection_delimit_word (UP, &selection.beg, &selection.beg);	3425	selection_delimit_word (UP, &selection.beg, &selection.beg);
3369		3426
3370	for (int end_row = selection.mark.row; end_row < nrow; end_row++)	3427	for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3371	{	3428	{
3372	if (!ROW(end_row).is_longer ())	3429	if (!ROW(end_row).is_longer ())
3373	{	3430	{
3374	selection.end.row = end_row;	3431	selection.end.row = end_row;
3375	selection.end.col = ROW(end_row).l;	3432	selection.end.col = ROW(end_row).l;
		3433	# if !ENABLE_MINIMAL
3376	selection_remove_trailing_spaces ();	3434	selection_remove_trailing_spaces ();
		3435	# endif
3377	break;	3436	break;
3378	}	3437	}
3379	}	3438	}
3380	}	3439	}
3381	else	3440	else
…		…
3397	selection.end.row++;	3456	selection.end.row++;
3398	}	3457	}
3399	}	3458	}
3400		3459
3401	if (button3 && buttonpress)	3460	if (button3 && buttonpress)
		3461	{
3402	{ /* mark may need to be changed */	3462	/* mark may need to be changed */
3403	if (closeto == LEFT)	3463	if (closeto == LEFT)
3404	{	3464	{
3405	selection.mark.row = selection.end.row;	3465	selection.mark.row = selection.end.row;
3406	selection.mark.col = selection.end.col - (selection.clicks == 2);	3466	selection.mark.col = selection.end.col - (selection.clicks == 2);
3407	}	3467	}
…		…
3410	selection.mark.row = selection.beg.row;	3470	selection.mark.row = selection.beg.row;
3411	selection.mark.col = selection.beg.col;	3471	selection.mark.col = selection.beg.col;
3412	}	3472	}
3413	}	3473	}
3414		3474
3415	#if ENABLE_FRILLS	3475	#if !ENABLE_MINIMAL
3416	if (selection.rect && selection.beg.col > selection.end.col)	3476	if (selection.rect && selection.beg.col > selection.end.col)
3417	::swap (selection.beg.col, selection.end.col);	3477	::swap (selection.beg.col, selection.end.col);
3418	#endif	3478	#endif
3419	}	3479	}
3420		3480
3421	#if ENABLE_FRILLS	3481	#if !ENABLE_MINIMAL
3422	void	3482	void
3423	rxvt_term::selection_remove_trailing_spaces ()	3483	rxvt_term::selection_remove_trailing_spaces () NOTHROW
3424	{	3484	{
3425	int32_t end_col, end_row;	3485	int32_t end_col, end_row;
3426	text_t *stp;	3486	text_t *stp;
3427		3487
3428	end_col = selection.end.col;	3488	end_col = selection.end.col;
…		…
3466	/*	3526	/*
3467	* Double click on button 3 when already selected	3527	* Double click on button 3 when already selected
3468	* EXT: button 3 double click	3528	* EXT: button 3 double click
3469	*/	3529	*/
3470	void	3530	void
3471	rxvt_term::selection_rotate (int x, int y)	3531	rxvt_term::selection_rotate (int x, int y) NOTHROW
3472	{	3532	{
3473	selection.clicks = selection.clicks % 3 + 1;	3533	selection.clicks = selection.clicks % 3 + 1;
3474	selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);	3534	selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3475	}	3535	}
3476		3536
…		…
3478	/*	3538	/*
3479	* Respond to a request for our current selection	3539	* Respond to a request for our current selection
3480	* EXT: SelectionRequest	3540	* EXT: SelectionRequest
3481	*/	3541	*/
3482	void	3542	void
3483	rxvt_term::selection_send (const XSelectionRequestEvent &rq)	3543	rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3484	{	3544	{
3485	XSelectionEvent ev;	3545	XSelectionEvent ev;
3486	dDisp;
3487		3546
3488	ev.type = SelectionNotify;	3547	ev.type = SelectionNotify;
3489	ev.property = None;	3548	ev.property = None;
3490	ev.display = rq.display;	3549	ev.display = rq.display;
3491	ev.requestor = rq.requestor;	3550	ev.requestor = rq.requestor;
…		…
3505	*target++ = xa[XA_COMPOUND_TEXT];	3564	*target++ = xa[XA_COMPOUND_TEXT];
3506	#if X_HAVE_UTF8_STRING	3565	#if X_HAVE_UTF8_STRING
3507	*target++ = xa[XA_UTF8_STRING];	3566	*target++ = xa[XA_UTF8_STRING];
3508	#endif	3567	#endif
3509		3568
3510	XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM,	3569	XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3511	32, PropModeReplace,	3570	32, PropModeReplace,
3512	(unsigned char *)target_list, target - target_list);	3571	(unsigned char *)target_list, target - target_list);
3513	ev.property = rq.property;	3572	ev.property = rq.property;
3514	}	3573	}
3515	#if TODO // TODO	3574	#if TODO // TODO
…		…
3518	/* TODO: Handle MULTIPLE */	3577	/* TODO: Handle MULTIPLE */
3519	}	3578	}
3520	#endif	3579	#endif
3521	else if (rq.target == xa[XA_TIMESTAMP] && selection.text)	3580	else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3522	{	3581	{
3523	XChangeProperty (disp, rq.requestor, rq.property, rq.target,	3582	XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3524	32, PropModeReplace, (unsigned char *)&selection_time, 1);	3583	32, PropModeReplace, (unsigned char *)&selection_time, 1);
3525	ev.property = rq.property;	3584	ev.property = rq.property;
3526	}	3585	}
3527	else if (rq.target == XA_STRING	3586	else if (rq.target == XA_STRING
3528	|| rq.target == xa[XA_TEXT]	3587	|| rq.target == xa[XA_TEXT]
…		…
3552	style = enc_string;	3611	style = enc_string;
3553	else if (target == xa[XA_TEXT])	3612	else if (target == xa[XA_TEXT])
3554	style = enc_text;	3613	style = enc_text;
3555	else if (target == xa[XA_COMPOUND_TEXT])	3614	else if (target == xa[XA_COMPOUND_TEXT])
3556	style = enc_compound_text;	3615	style = enc_compound_text;
3557	#if ENABLE_FRILLS	3616	#if !ENABLE_MINIMAL
3558	else if (target == xa[XA_UTF8_STRING])	3617	else if (target == xa[XA_UTF8_STRING])
3559	style = enc_utf8;	3618	style = enc_utf8;
3560	#endif	3619	#endif
3561	else	3620	else
3562	{	3621	{
…		…
3573	{	3632	{
3574	cl = L"";	3633	cl = L"";
3575	selectlen = 0;	3634	selectlen = 0;
3576	}	3635	}
3577		3636
3578	#if ENABLE_FRILLS	3637	#if !ENABLE_MINIMAL
3579	// xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it	3638	// xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3580	// so recode it manually	3639	// so recode it manually
3581	if (style == enc_utf8)	3640	if (style == enc_utf8)
3582	{	3641	{
3583	freect = 1;	3642	freect = 1;
…		…
3586	ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);	3645	ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3587	ct.nitems = strlen ((char *)ct.value);	3646	ct.nitems = strlen ((char *)ct.value);
3588	}	3647	}
3589	else	3648	else
3590	#endif	3649	#endif
3591	if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)	3650	if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3592	freect = 1;	3651	freect = 1;
3593	else	3652	else
3594	{	3653	{
3595	/* if we failed to convert then send it raw */	3654	/* if we failed to convert then send it raw */
3596	ct.value = (unsigned char *)cl;	3655	ct.value = (unsigned char *)cl;
3597	ct.nitems = selectlen;	3656	ct.nitems = selectlen;
3598	ct.encoding = target;	3657	ct.encoding = target;
3599	}	3658	}
3600		3659
3601	XChangeProperty (disp, rq.requestor, rq.property,	3660	XChangeProperty (dpy, rq.requestor, rq.property,
3602	ct.encoding, 8, PropModeReplace,	3661	ct.encoding, 8, PropModeReplace,
3603	ct.value, (int)ct.nitems);	3662	ct.value, (int)ct.nitems);
3604	ev.property = rq.property;	3663	ev.property = rq.property;
3605		3664
3606	if (freect)	3665	if (freect)
3607	XFree (ct.value);	3666	XFree (ct.value);
3608	}	3667	}
3609		3668
3610	XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev);	3669	XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3611	}
3612
3613	/* ------------------------------------------------------------------------- *
3614	* MOUSE ROUTINES *
3615	* ------------------------------------------------------------------------- */
3616
3617	/*
3618	* return col/row values corresponding to x/y pixel values
3619	*/
3620	void
3621	rxvt_term::pixel_position (int *x, int *y)
3622	{
3623	*x = Pixel2Col (*x);
3624	/* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3625	*y = Pixel2Row (*y);
3626	/* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3627	}	3670	}
3628		3671
3629	/* ------------------------------------------------------------------------- */	3672	/* ------------------------------------------------------------------------- */
3630	#ifdef USE_XIM	3673	#ifdef USE_XIM
3631	void	3674	void
3632	rxvt_term::im_set_position (XPoint &pos)	3675	rxvt_term::im_set_position (XPoint &pos) NOTHROW
3633	{	3676	{
3634	XWindowAttributes xwa;	3677	XWindowAttributes xwa;
3635		3678
3636	XGetWindowAttributes (display->display, vt, &xwa);	3679	XGetWindowAttributes (dpy, vt, &xwa);
3637		3680
3638	pos.x = xwa.x + Col2Pixel (screen.cur.col);	3681	pos.x = xwa.x + Col2Pixel (screen.cur.col);
3639	pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;	3682	pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3640	}	3683	}
3641	#endif	3684	#endif
3642		3685
3643	#if ENABLE_OVERLAY	3686	#if ENABLE_OVERLAY
3644	void	3687	void
3645	rxvt_term::scr_overlay_new (int x, int y, int w, int h)	3688	rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3646	{	3689	{
3647	if (nrow < 1 || ncol < 1)	3690	if (nrow < 1 || ncol < 1)
3648	return;	3691	return;
3649		3692
3650	want_refresh = 1;	3693	want_refresh = 1;
…		…
3695	*rp = r;	3738	*rp = r;
3696	}	3739	}
3697	}	3740	}
3698		3741
3699	void	3742	void
3700	rxvt_term::scr_overlay_off ()	3743	rxvt_term::scr_overlay_off () NOTHROW
3701	{	3744	{
3702	if (!ov_text)	3745	if (!ov_text)
3703	return;	3746	return;
3704		3747
3705	want_refresh = 1;	3748	want_refresh = 1;
…		…
3713	delete [] ov_text; ov_text = 0;	3756	delete [] ov_text; ov_text = 0;
3714	delete [] ov_rend; ov_rend = 0;	3757	delete [] ov_rend; ov_rend = 0;
3715	}	3758	}
3716		3759
3717	void	3760	void
3718	rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend)	3761	rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3719	{	3762	{
3720	if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)	3763	if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3721	return;	3764	return;
3722		3765
3723	x++, y++;	3766	x++, y++;
…		…
3725	ov_text[y][x] = text;	3768	ov_text[y][x] = text;
3726	ov_rend[y][x] = rend;	3769	ov_rend[y][x] = rend;
3727	}	3770	}
3728		3771
3729	void	3772	void
3730	rxvt_term::scr_overlay_set (int x, int y, const char *s)	3773	rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3731	{	3774	{
3732	while (*s)	3775	while (*s)
3733	scr_overlay_set (x++, y, *s++);	3776	scr_overlay_set (x++, y, *s++);
3734	}	3777	}
3735		3778
3736	void	3779	void
3737	rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s)	3780	rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3738	{	3781	{
3739	while (*s)	3782	while (*s)
3740	{	3783	{
3741	text_t t = *s++;	3784	text_t t = *s++;
3742	int width = wcwidth (t);	3785	int width = WCWIDTH (t);
3743		3786
3744	while (width--)	3787	while (width--)
3745	{	3788	{
3746	scr_overlay_set (x++, y, t);	3789	scr_overlay_set (x++, y, t);
3747	t = NOCHAR;	3790	t = NOCHAR;
3748	}	3791	}
3749	}	3792	}
3750	}	3793	}
3751		3794
3752	void	3795	void
3753	rxvt_term::scr_swap_overlay ()	3796	rxvt_term::scr_swap_overlay () NOTHROW
3754	{	3797	{
3755	if (!ov_text)	3798	if (!ov_text)
3756	return;	3799	return;
3757		3800
3758	// swap screen mem with overlay	3801	// swap screen mem with overlay
3759	for (int y = ov_h; y--; )	3802	for (int y = ov_h; y--; )
3760	{	3803	{
3761	text_t *t1 = ov_text[y];	3804	text_t *t1 = ov_text[y];
3762	rend_t *r1 = ov_rend[y];	3805	rend_t *r1 = ov_rend[y];
3763		3806
3764	text_t *t2 = ROW(y + ov_y - view_start).t + ov_x;	3807	text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3765	rend_t *r2 = ROW(y + ov_y - view_start).r + ov_x;	3808	rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3766		3809
3767	for (int x = ov_w; x--; )	3810	for (int x = ov_w; x--; )
3768	{	3811	{
3769	text_t t = *t1; *t1++ = *t2; *t2++ = t;	3812	text_t t = *t1; *t1++ = *t2; *t2++ = t;
3770	rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));	3813	rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines